Sexual reproduction is associated with _____.
mitosis
meiosis
binary fission
Sexual reproduction is associated with meiosis, a type of cell division that results in four daughter cells with half the parent cell's chromosomes. Mitosis and binary fission are associated with asexual and simple organism reproduction, respectively.
Explanation:Sexual reproduction is closely associated with meiosis. Meiosis is a type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell. This process is crucial in sexual reproduction as it ensures genetic diversity. In contrast, mitosis is associated with asexual reproduction while binary fission is typical of simple organism reproduction, like bacteria.
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Which of the following germinates?
A. seed coat
B. embryo
C. endosperm
D. stamen
The answer is B.embryo
In sunflowers, tall stems (T) is a dominant trait while short stems (t) is a recessive trait. In a field of 1000 sunflowers, 820 are tall plants and 180 are short. Which statement BEST describes the genotype of the sunflowers in the field?
A)About 50% are homozygous for tall stems.
B)About 75% are homozygous for tall stems.
C)About 50% are homozygous for short stems.
D)About 50% are heterozygous for tall stems.
Dr. Levitt is conducting a descriptive experiment where she is counting the numbers of chicks that hatch in one season for a particular species of bird. What is a major benefit of this experiment?
Dr. Levitt's experiment of counting the chicks hatching in one season for a specific bird offers insight into the bird species' reproduction patterns, allows for hypothesis generation and testing, and contributes to broader scientific discussions, including natural selection.
Explanation:Dr. Levitt's descriptive experiment, in which she counts the number of chicks that hatch in one season for a specific bird species, has several major benefits. First, this type of experiment provides direct, observable data about the reproductive habits and success rate of the species, which can be crucial for evolutionary biology studies and conservation efforts. In essence, data collection at this level allows the biologist to record the behaviour of this bird species and compare it to that of other species.
Second, the experiment can form the basis for the generation and testing of hypotheses. For instance, if a high mortality rate is observed within the chicks before they reach sexual maturity, a hypothesis could be proposed and tested using methods such as mark and recapture and calculating later population densities.
Finally, the data collected can be used in subsequent research to refine the study of this species and possibly support broader claims, such as the role of response to information and communication in natural selection. In this way, the results from this experiment can significantly contribute to the vast and dynamic field of biology research.
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The conditions in a local area include temperature, atmospheric pressure, wind, and humidity. The combination of all of these conditions determines
A. the time of day
B. the weather in the area
C. the geology in the area
D. the climate in the area
The conditions in a local area include temperature, atmospheric pressure, wind, and humidity. The combination of all of these conditions determines the climate in the area. Hence, option D is correct.
What is climate?Climate describes the long-term weather patterns in a particular region. Climates in different areas can vary.
The polar, temperate, and tropical zones are neatly divided into three different climate zones by the three-cell convection model of each hemisphere.
The climate on Earth has undergone numerous significant changes. These have been brought on by a variety of natural phenomena, such as variations in the sun's activity, volcanic emissions, changes in the Earth's orbit, and carbon dioxide concentrations (CO2). Therefore, option D is correct.
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which pigment, only present in Plants, makes photosynthesis possible?
A. carbon dioxide
B. Glucose
C. Chlorophyll
D. ATP
Plz explain of you can
Answer:
c: chlorophyll
Explanation:
took the k12 quiz
Which statement describes the availability of carbon in the ocean and its use by marine processes?
A. The ocean is a carbon sink, with carbon being utilized by photosynthesis of phytoplankton.
B. The ocean is a carbon sink, with carbon lost due to the transpiration of marine algae.
C. he ocean is a carbon source, with carbon being utilized during thermocline formation.
D. The ocean is a carbon source, with carbon lost due to the respiration of marine mammals.
Answer: Option A
Explanation: The carbon that is found in the oceans are utilized by the phytoplankton found in the oceans.
The carbon sinks in the ocean and then the process of photosynthesis required carbon dioxide and sunlight for the process of the photosynthesis.
The carbon dioxide is utilized by the phytoplankton that is found in the epipelagic zone of the ocean.
What is the result of mutation during meiosis
A- it organism will not be able to form some organs
B- The organism will not be able to live
C-The offspring of the organism will have a mutation
D- there will be silent mutations that will have no effect
yep he right is c bro
The result of mutation during meiosis is that the offspring of the organism will have a mutation. Thus, the correct option for this question is C.
What is Mutation?The mutation may be defined as a type of sudden, stable, and inheritable change in the genetic material of an organism. The agents that eventually cause a series of mutation within genetic material is known as mutagens. An organism that has undergone an event of mutation is known as a mutant.
Meiosis may be characterized as a type of cell division through which four haploid daughter cells are formed which are genetically unidentical to their parental cell. The gametic cells (sperm or egg cells) generally follow this mode of cell division and mutation in these cells will lead to mutation in the complete organism.
Therefore, the result of mutation during meiosis is that the offspring of the organism will have a mutation. Thus, the correct option for this question is C.
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To which part of the DNA nucleotide do the letters A, T, C, and G refer?
A. The phosphate group
B. The nitrogen base
C. The deoxyribose
D. The amino acid group
How are DNA and RNA molecules alike? A) They are both double stranded. B) They both contain nitrogen bases. C) Their nitrogen bases always pair A - T and C - G. D) They are found in the nucleus and at the ribosomes. Eliminate
Blue jays and robins do not interbreed. Assuming the blue jays and robins share the same habitat, describe the possible conditions that keep these birds repoductivly isolated. Explain your answer.
What makes proteins
two students used two balls to make a scale model of the earth/moon system. the earth model was 24 cm in diameter. when they finished, what were the final dimensions of the model system
The genetic code is said to be Universal because a codon represents the same ______ in almost all organisms.
Amino acid pattern
Genetic codeLiving cells need a set of instructions called the genetic code to transform information encoded in genetic material into proteins.A codon is a three-nucleotide DNA or RNA sequence that codes for a certain amino acid.The genetic code is said to be Universal because a codon represents the same Amino acid pattern in almost all organisms.For more information:
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Match the part of the cell to its correct function.
1.
vacuole
2.
cell membrane
3.
cytoplasm
4.
mitochondrion
5.
Golgi body
6.
cell wall
7.
lysosome
8.
chloroplast
9.
endoplasmic reticulum
10.
DNA
11.
ribosome
12.
nucleus
a.
contains instructions on how the cell functions.
b.
controls the activities of the cell.
c.
supports and protects the organelles in the cell.
d.
strong layer around plant cells.
e.
controls what goes in and comes out of a cell.
f.
helps in the production and movement of materials.
g.
packages and distributes materials in and out of cells.
h.
supplies energy that cell uses.
i.
produces proteins for the cell.
j.
converts energy from the sun to food energy.
k.
serves as a temporary storage area for nutrients and waste materials.
l.
breaks down waste materials.
The parts of the cell together with their correct functions would be as follows:
Vacuole: serves as a temporary storage area for nutrients and waste materials.Cell membrane: controls what goes in and comes out of a cell.Cytoplasm: supports and protects the organelles in the cell.Mitochondrion: supplies energy that cell uses.Golgi body: packages and distributes materials in and out of cells.Cell wall: strong layer around plant cells.Lysosome: breaks down waste materials.Chroloplast: converts energy from the sun to food energy.Endoplasmic reticulum: helps in the production and movement of materials.DNA: contains instructions on how the cell functions.Ribosome: produces proteins for the cell.Nucleus: controls the activities of the cell.The cell consists of organelles that are specialized for specific functions. They all work together for the overall function of the cell.
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Why are thunderstorms so common?
PLEASE HELP ME YOU WOULD BE A LIFE SAVER!!!!!!!!!!!!!!!!!!!!
Energy is transferred when
species change
species adapt
species eat
populations evolve
how does autotroph get its food?
it absorbs food from its environment.
it makes its own food through cellular respiration.
it makes its own food.
PLESE HELP!!!!!!!!!!!!!!!!!!Based on this image, what is responsible for the pattern of ocean currents?
LINK----> file:///C:/Users/ATC_Student/Pictures/heyyyyyyyyyy.PNG
A. Earth's rotation
B. differences in water temputare
C. differences in water salinity
D. differences in water density
For the people who are confused about the picture situation here is the picture to the problem.
-Ps Bri yw <3
Picture included please help this is for a very big grade and I really can figure these out serious inquiries only