Answer:
B is the answer
Explanation:
Answer:
A.
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A hypothesis that is scientific must have a test for proving it
Answer:
True
Explanation:
If it is a scientific hypothesis, then it has to be tested.
1 Identify Unscramble the letters below to find some landforms that result from the movement of tectonic plates and related forces.
FTIR ELALYV
NALIVCCO LIDNAS
UFATL-CLBOK OMTANNIU
COVNALCI UPAATEL
DOLEDF TNUMANIO
The scramble letters of the landforms that result from the movement of tectonic plates and related forces are:
Fault-line valleyVolcanic islandFault-block mountainContinental plateFold mountainWhat is the movement of tectonic plates?The letters that is provided or spell out several landforms that result from the movement of tectonic plates and related forces are defined below:
"Fault" refers to a crack in the Earth's crust where two tectonic plates have shifted against each other. This movement can cause the land on either side of the fault to be raised or lowered."Valley" refers to a low-lying area of land between mountains or hills. Valleys can be formed by a variety of processes, including erosion caused by rivers or glaciers, or by tectonic activity that causes the land to sink."Volcano" refers to a geological feature that occurs when magma from the Earth's interior rises to the surface, forming a mountain-like structure that can erupt with ash, lava, and other materials. Volcanoes are usually found at the boundary between tectonic plates.Also, the "Fault-block" refers to a landform that is created when a block of land is raised or lowered along a fault line. The block that is lifted is called a horst, the block that sinks is called a graben
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Which of the following best describes how the process of crossing over during meiosis leads to an increase in genetic diversity?
A) During prophase II, fragments of DNA break off of chromosomes and attach to the ends of other chromosomes, resulting in different gene sequences.
B)During prophase I, DNA segments are exchanged between homologous chromosomes, resulting in different combinations of alleles.
C) During prophase I, DNA replication takes place, and homologous chromosomes trade places with each other before lining up in preparation for metaphase.
D) During prophase II, sister chromatids separate from each other, and as they travel to opposite ends of the cell, DNA segments of nearby chromosomes are exchanged.
Crossing over is described as a process that occurs during prophase I, where DNA segments are exchanged between homologous chromosomes, resulting in different combinations of alleles, as shown in option B.
What is crossing over?It is a process that occurs during meiosis.It is a process that occurs with the breakdown of homologous chromatids.It is the exchange of fragments between homologous chromatids.Crossing over is a very important genetic process as it is capable of promoting high genetic diversity and creating new and different traits.
This process occurs during meiosis, in the phase known as prophase I. In this phase, homologous chromatids are formed and each one of them has its genetic structure.
However, crossing over promotes the breakage of these chromatids and the exchange of fragments between them. Thus creating a genetic structure different from the expected one and coaching changes in the formation of the organism.
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Answer:
the one above me is correct i got it right on my test
Explanation:
What are the advantages of external fertilization? Select all that apply.
higher survival rates
produces many offspring
increased genetic variation
environment dictates success of fertilization
Answer: increased genetic variation
Explanation:
ASAP HELP!!!!! LIMITED TIME!!!!!!!!
What is one way that greenhouse gases are released into the
atmosphere?
Select one:
O Introducing non-native species into an environment
O Oil spills
O Littering
O Burning fossil fuels
Answer:
O Burning fossil fuels
Explanation:
Fossil fuel burning releases tons of CO2 which is a green house gas
ASAP HELP!!!!!!! LIMITED TIME!!!!!!! PLEASE
Hydrogen fuel cells, biodiesel, and long-term electric batteries are potential solutions to
Select one:
1. carbon sequestration
2. replacing coal as a major fuel for generating electricity
3. cap-and-trade emission control
4. reducing carbon emissions from cars and trucks
Answer:
reducing carbon emissions from cars and trucks
True or False: Cells grow larger and that is why organisms grow larger.
Answer:
When organisms grow, it isn't because cells are getting larger. Organisms grow because cells are dividing to produce more cells.
Explanation:
A deer eats a leaf from a tree and gets energy from sugar molecules in the leaf. Which two organelles are required to make this process possible? Pls help thank u so much
Two organelles that are required to make the process of the deer obtaining energy from sugar molecules in the leaf possible are the mitochondria and the chloroplasts.
What is the function of mitochondria and chloroplast?Mitochondria are organelles found in the cytoplasm of eukaryotic cells and are responsible for generating the majority of the cell's energy. They do this through a process called cellular respiration, in which sugar molecules are broken down and the energy released is used to produce molecules of adenosine triphosphate (ATP), which the cell can then use as a source of energy.
Chloroplasts are organelles found in the cells of plants, algae and some other organisms that absorb light energy and convert it into chemical energy. They are only found in the cells that have green pigments called chlorophyll. Chloroplasts are the site of photosynthesis, the process by which plants and other organisms convert light energy into chemical energy by using carbon dioxide and water to produce glucose and oxygen.
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Two organelles that are required to make the process of the deer obtaining energy from sugar molecules in the leaf possible are the mitochondria and the chloroplasts.
What are Organelles?The majority of the energy produced by eukaryotic cells is produced by mitochondria, which are organelles that can be found in the cytoplasm of these cells.
Through a process known as cellular respiration, sugar molecules are broken down and the energy released is used to form molecules of adenosine triphosphate (ATP), which the cell can then use as a source of energy.
In the cells of plants, algae, and certain other species, there are organelles called chloroplasts that collect light energy and transform it into chemical energy.
Therefore, Two organelles that are required to make the process of the deer obtaining energy from sugar molecules in the leaf possible are the mitochondria and the chloroplasts.
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What name is given to the scientific study of life
Answer:
Biology
Explanation:
Bio meaning life
the root logy meaning study
Plz help me well mark brainliest if correct!!..
Which of the following describes the Koppen-Geiger climate Cfa?
humid subtropical
odyssey-ware. plant systems. i hate this class. good luck
Which of the following characteristics are associated with transformed cells? Check All That Apply decreased growth ratedecreased growth rate altered chromosomesaltered chromosomes changes in cell surface moleculeschanges in cell surface molecules diminished capacity of cells to dividediminished capacity of cells to divide integration of viral DNA into host chromosomeintegration of viral DNA into host chromosome
Answer:
b. Altered chromosomes.
c. Changes in cell surface molecules.
e. Integration of viral deoxyribonucleic acid (DNA) into host chromosome.
Explanation:
A cell can be defined as the fundamental or basic functional, structural and smallest unit of life for all living organisms. Some living organisms are unicellular while others are multicellular in nature.
A unicellular organism refers to a living organism that possess a single-cell while a multicellular organism has many (multiple) cells.
Generally, cells have the ability to independently replicate themselves.
In a cell, the "workers" that perform various functions or tasks for the survival of the living organism are referred to as organelles. Some examples of cell organelles found in all living organisms such as trees, birds, and bacteria include; nucleus, cytoplasm, cell membrane, golgi apparatus, mitochondria, lysosomes, ribosomes, chromosomes, endoplasmic reticulum, vesicles, etc.
Transformed cells refer to cells that have undergone genetic alterations and as such do not experience normal cell processes or characteristics such as differentiation, division, and growth.
The characteristics which are typically associated with transformed cells include the following;
I. Altered chromosomes. Chromosomes are found in the cell nucleus and are comprised of deoxyribonucleic acid (DNA), histone proteins, etc. Thus, they are used to store genetic informations in living organisms.
II. Changes in cell surface molecules.
III. Integration of viral deoxyribonucleic acid (DNA) into host chromosome.
describe the climate in coastal area near a warm ocean current
Answer:
The climate in coastal areas near a warm ocean current has higher temperatures as its moving away from the equator. The warm ocean currents cold water sinks which then allows light warm water to flow to the opposite direction usually away from the equator.
Explanation:
I would try putting in your own words and your own twist but hopefully this helps
The climate in coastal area near a warm current will warm and rainy. The coastal regions will be maintained in a moderate temperature by warm current
What is warm ocean current?
Warm currents are heat transferring wind flowing from ocean parallel to the tropical and sub-tropical regions. Warm ocean current results in summer rainfall in the surrounding areas.
North Atlantic drift and Canary currents are examples of warm ocean currents. They are responsible to bring a moderate temperature level in coastal areas.
Warm ocean currents may sometimes mix with cold currents creating foggy weather in the near areas. Thus cold and dry climate may result in that areas.
Therefore, in general, warm ocean currents make the surrounding coastal areas in a moderate temperature with summer rainfall.
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What forms from the union of the sperm cell and the egg cell?
A.zygote
B.haploid cell
C.gamete
Answer: A
Explanation:
Comment on the difficulty of describing a virus as a living organism.
Answer: You can't describe a virus as a living organism...it's not living!
A virus needs a host to survive and replicate itself to create a illness. It invades a cell by attaching itself onto it and injects its DNA into the cell. Afterwards, the cell bursts and creates the new virus replica. Every cell that is affected by a virus always dies.
Which of the following statements is TRUE?
OA.
Oogenesis is the production of ova
OB.
Oogenesis occurs once a month
O a.
Oogenesis is when a mature follicle bursts and releases a mature ovum.
OD.
All of the above
Identify a dependent variable measured in the researcher’s experiment. Identify one control that the researcher could use to improve the validity of the experiment. Justify the researcher analyzing blood samples at many intermediate time points instead of at only the beginning and the end of the 20-week period.
Answer:
The dependent variable measured in the researcher’s experiment is the concentration of the drug in the blood samples. One control that the researcher could use to improve the validity of the experiment is to ensure that the same amount of the drug is administered to each participant.
Analyzing blood samples at many intermediate time points instead of at only the beginning and the end of the 20-week period allows the researcher to track changes in the concentration of the drug over time. This gives a more accurate picture of how the drug is metabolized by the body and how it affects the participants.
Explanation:
The incidence of cystic fibrosis, a recessive genetic disorder in the Caucasian population of United States, is 1 in every 2,500 individuals. Find the number of heterozygous carriers.
(p + q = 1, p2 + 2pq + q2 = 1)
A.
0.0392
B.
0.0254
C.
0.045
The number of heterozygous carriers for a recessive genetic disorder in the Caucasian population of United States is 0.0392, option A.
How to find heterozygous carriers?In genetics, heterozygous means having inherited different versions (alleles) of a genomic marker from each biological parent. As a result, a person who is heterozygous for a genomic marker has two distinct versions of that marker.
Using the formula p + q = 1, p2 + 2pq + q2 = 1,
The allele frequency, p² = 1/2500 = 0.0004
√p² = √0.0004
p = 0.02
substituting p in the formula p + q = 1,
0.02 + q = 1,
q = 1 - 0.02 = 0.98
Frequency of heterozygous individuals = 2pq
2(0.02 x 0.98) = 0.0392
With the application of Weinberg theorem, p2 + 2pq + q2 = 1, the frequency allele of heterozygous carriers is 0.0392.
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1. A structure that forms in plant cells that forms during telophase/cytokinesis
2. Come from centrioles and are used to move chromosomes in animals cells
A. Cell plate
B. Centrioles
C. Spindle fibers
Describe these astronomical bodies that exist in our universe:
o Galaxy:
o Solar system:
o Star:
o Sun:
o Planet:
o Moon:
o Comet:
Answer:
:
A galaxy is a huge collection of gas, dust, and billions of stars and their solar systems, all held together by gravity
:The Solar System is the gravitationally bound system of the Sun and the objects that orbit it, either directly or indirectly.
:
A star is a luminous ball of gas, mostly hydrogen and helium, held together by its own gravity.
: The Sun is a sphere, composed almost entirely of the elements hydrogen and helium.
: A planet is a large celestial body that revolves around the sun in fixed orbits. Planets do not have any light of their own but reflect the light of the sun.
: The Moon is Earth's only natural satellite, a body that moves around a larger body in space.
: Comets are cosmic snowballs of frozen gases, rock and dust that orbit the Sun. When frozen, they are the size of a small town.
Which materials are exchanged between the ocean and the atmosphere? Select all that apply.
fish
plankton
energy
heat
water
Answer:
Water and energy
Explanation:
Water and carbon dioxide are exchanged between the ocean and the atmosphere. Carbon dioxide is taken out of the atmosphere by photosynthesis into plants to produce ENERGY.
The manager of a book store surveys people who buy mystery novels to see if the store should expand its hours. What is the population?
Answer:
The population is people who buy mystery novels at that specific book store.
In the book store survey, the manager is trying to find the people who buys the mystery novels to see if the store should expand its hours. In this study, the population denotes the number of people who visits the book store. Thus, the correct option is C.
What is Population?
The population can be defined as the discrete assemblage of the entities with identifiable characteristics. A population can be the group of people, animals with the objective of analysis and data collection. A population consists of a similar group of species who lives in a particular geographical location with the capacity to interbreed.
In this situation, the population denotes the group of people who visits the book store on a daily basis and buys the mystery novels to read.
Therefore, the correct option is C.
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Your question is incomplete, most probably the complete question is:
The manager of a book store surveys people who buy mystery novels to see if the store should expand its hours. What is the population?
a. People who like to read
b. Resident of the town
c. People who visit the book store
d. People who buy mystery books
4. Carla placed three identical plants on a
sunny windowsill. Using the same amount
of water each time, she watered one plant
twice a day. She watered the second plant
once a week. She did not water the third
plant. After three weeks, she found that the
plant watered once a week was thriving.
The plant that was watered twice a day
was dying. The plant that was not watered
was brown and dead. What conclusion can
Carla draw?
A. Water causes plants to die
B. Plants need a certain amount of water to live
C. Plants should not be placed on sunny windowsills
D. Plants do not live very long
The conclusion is that plants need a certain amount of water to live. Therefore, option B is correct.
What is the effect of water on the life of a plant?Water is a very important factor that affects the life of a plant. Water is required by plants to perform photosynthesis, through which they make food. If a certain amount of water does not available for plants then they will dry due to lack of food.
It is also required for the cooling and transportation of minerals and nutrients in the plant.
Plants need a certain amount of water to live. Therefore, option B is correct.
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Explain the application of biology especially the role of microbiology and biotechnology for the growing public and global health need
A,in the development of effective diagnostics ,prevention and treatment measures including production of novel drugs and recombinant vaccine
B, in the production of nutritionally enriched genetically modified crops and animals to alloviate food insecurity which is a common dilemma particularly in underdeveloped countries
Biology, and specifically microbiology and biotechnology, play a crucial role in the growing public and global health need for effective diagnostics, prevention, and treatment measures, as well as in the production of nutritionally enriched genetically modified crops and animals to alleviate food insecurity.
What is biotechnology use?A) In the development of effective diagnostics, prevention, and treatment measures:
Microbiology is the study of microorganisms, including bacteria, viruses, fungi, and parasites, and it is an important field in the development of new diagnostic tests, vaccines, and therapies for infectious diseases. For example, microbiologists can use techniques such as bacterial culture and DNA sequencing to identify and characterize pathogenic microorganisms, which can help to identify outbreaks of infectious diseases and guide treatment decisions.
Biotechnology is the application of biological processes, such as fermentation and genetic engineering, to the production of products and technologies. It has played a significant role in the development of novel drugs and recombinant vaccines. For example, recombinant vaccines are produced using genetic engineering techniques to introduce a gene from a pathogen into a host organism, such as yeast or bacteria. The host organism produces the protein encoded by the pathogen's gene, and this protein can be used to create a vaccine. Recombinant vaccines have been developed for a number of infectious diseases, including hepatitis B, human papillomavirus (HPV), and influenza.
B) In the production of nutritionally enriched genetically modified crops and animals:
Biotechnology is also being used to produce nutritionally enriched genetically modified crops and animals to alleviate food insecurity, particularly in underdeveloped countries. For example, genetically modified crops can be engineered to contain higher levels of essential nutrients, such as vitamins and minerals, to help address malnutrition. Genetically modified animals can also be produced to produce nutritionally enriched food products, such as milk or eggs, or to be more resistant to diseases, which can help to improve the efficiency and sustainability of livestock production.
In all, the fields of microbiology and biotechnology have made significant contributions to the development of effective diagnostics, prevention, and treatment measures, as well as to the production of
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According to Gordon all port which type of personality traits are the most dominant
According to Gordon Allport, the type of personality trait that is the most dominant is the central trait or the basic trait.
What is trait?This refers to a distinctive quality or character of a person. For example curiosity, fair, and dark. etc.
Gordon Allport is a psychologist and personality theorist. He divided personality traits into three categories: cardinal, central, and secondary. According to Allport, the most dominant type of personality trait is the central trait, also called as the "basic trait."
These traits are fundamental to a person's character and shape their overall personalities, such as honesty, kindness, and intelligence. Cardinal traits, on the other hand, are rare and extremely influential traits that shape a person's entire life and behavior, such as religious devotion or political ideology. Secondary traits are less important and more specific, such as being punctual or having a sense of humor.
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Compare and contrast the skin and GI tract microbiome?
A drawing of a leaf and a dichotomous key are provided.What leaf is shown in the drawing
The leaf shown in the drawing is a Liquidambar, option A.
What dichotomous key depicts a Liquidambar?A Liquidambar is a coniferous North American and Asian tree with maple-like leaves and vibrant autumn colors that produces aromatic resinous balsam. The generic name, Liquidambar, means, literally, "liquid amber" and refers to the pleasant-tasting resin that the tree exudes when you peel away the deeply furrowed bark. Their dichotomous key is a series of steps in which different observable traits are chosen.
A dichotomous key in tree identification might ask whether the tree has leaves or needles. If the tree has leaves, the key directs the user down one set of questions; if it has needles, the key directs the user down a different set of questions.
The complete question is:
A drawing of a leaf and dichotomous key provided. what leaf is shown in the drawing?
A, Liquidambar
B, magnolia
C, pine
D, redbud
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A herd of zebra currently has 45 members. Based on the available resources,
biologists estimate that the size of the herd will increase at a rate of 7% per
year.
Which of the following graphs models this relationship, if the x-axis
represents years and the y-axis represents number of zebra?
In this instance, the zebra population will grow by 7% year, which suggests that growth has been accelerating ever since the number was counted.
Where are zebras found in India?LUCKNOW: On Thursday, three zebras moved into the zoo's enclosure, which had been empty for the previous six years. The most widespread zebra species in the world is the Grant's zebra.
India bought the cheetah, right?A Boeing 747 will be used to transport the cheetahs. According to representatives from the ministry of environment, forest, and climate change, a total of Rs 96 crore has been set aside for the project (MoEFCC). Indian Oil has contributed an additional Rs 50 crore to the project.
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PLEASE HELP QUCIK!!
What is the genotype for
Mendel's recessive allele true breeding short plants?
A. TT
B. Tt
C. tt
How fast does evolution occur?
Question 1 options:
From one generation to the next
After multiple generations
Immediately
Answer:
It takes a million generations or more to evolve lasting changes, a study found
Explanation:
the answer would probably be a after multiple generations