The Gap 1, DNA Synthesis, and Gap 2 phases of the cell cycle are collectively called interphase.
Interphase, which comprises the G1, S, and G2 phases, is the portion of the cell cycle that is not accompanied by observable changes under the microscope. The cell grows (G1), duplicates its DNA (S), and prepares for mitosis during interphase (G2).
Interphase cells are not just dormant. The label quiescent (i.e. dormant) would be deceptive because a cell in interphase is quite active, creating proteins, transcribing DNA into RNA, absorbing external material, and processing signals, to mention a few. Only in terms of cell division is the cell dormant (i.e. the cell is out of the cell cycle, G0).
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5. Two examples of organ systems found in plants are the __________________ system and the ____________________ system.
Answer:
A plant has two organ systems: 1) the shoot system, and 2) the root system. The shoot system is above ground and includes the organs such as leaves, buds, stems, flowers (if the plant has any), and fruits (if the plant has any).
answer number 5 plsss
no nonsense
Any material of small granulometry, or up to five millimeters in size, is called sand. From that measure they are called stone. Stones are the result of the breakdown of rocks, just like sand, and in the crushing process it forms crushed stone.
How is sand formed?The formation of sand begins with the action of wind, rain, sun, tree roots and microorganisms that wear down the rocks present in various regions of the continent. Over the years, pieces of the stones break loose and, little by little, turn into small grains. This process is called erosion.
What kind of rock is sand?Sand is a detrital, mobile, permeable sedimentary rock that, according to the size of its grains, can be classified into coarse, medium and fine sand.
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What causes decrease in genetic variation?
Genetic variation decreases as a result of inbreeding, genetic drift, restricted gene flow, and small population sizes.
There aren't many variations among individuals in a species with low genetic diversity since there aren't many different gene alleles present. This would imply that there are less chances to adjust to environmental changes. Due to habitat degradation, low genetic diversity is frequently observed.
The difference in DNA between individuals or communities is known as genetic variation. Mutation and genetic recombination are two of the many processes that cause genetic variation. Genetic variety is primarily caused by mutations, although it is also influenced by other processes including genetic drift.
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Plz anybody help me out :)
what causes lung cancer
Answer:
smoking ,........
.........
What are the important functions of the respiratory system?
Answer:The important functions of the respiratory system are to provide oxygen to the body's cells, remove carbon dioxide from the body, and regulate the pH of the body's fluids. Additionally, the respiratory system helps to regulate body temperature, filter out airborne particles, and produce vocal sounds.
Explanation:
In Drosophila, the gene for eye color (A), wing shape (B), and body color (C) are all found on the same chromosome. The following crossover frequencies for these genes were determined by & trihybrid test-cross experiments. Determine the sequence of genes A, B, and C on a chromosome. There are two correct answers: Crossover Frequency 12% Genes A&B A&C B&C 18%
The correct sequence of the genes A, B and C found on the same chromosome can be : B A C or C A B.
Genes are the part of DNA sequences that code for a certain protein responsible for a particular trait. These genes are present upon the chromosomes. Each chromatid can contain multiple genes on it.
According to the question, the crossover frequency between genes B and C is 18 % hence they are the farthest (18% = 18 centi-Morgan). And the frequency between genes A & B and A & C is 12% and 6% respectively. Therefore the distance of B and C is the sum of the remaining two. This determines the sequence could be B A C or C A B.
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Explain why deeper soils are affected less by erosion than shallow soils.
Pls help me ASAP!!!
Answer:
These impacts include compaction, loss of soil structure, nutrient degradation, and soil salinity. The effects of soil erosion go beyond the loss of fertile land. It has led to increased pollution and sedimentation in streams and rivers, clogging these waterways and causing declines in fish and other species.
The Onondaga contains a few thin layers of volcanic ash. Why is volcanic ash useful for correlating layers of sedimentary rock?
Answer:
Besides being distinctive, a volcanic-ash layer has four other advantages for purposes of correlation: it was laid down in an instant of geologic time; it settles out over tremendous areas; it permits physical correlation between contrasting sedimentary environments; and unaltered mineral crystals.
Write the balanced chemical equation for cellular respiration. (Please write the equation using scientific chemical symbols and then explain the equation in writing beneath.)
The complete balanced chemical equation for cellular respiration is as follows:
C6H12O6 (s) + 6 O2(g) ------> 6 CO2(g) + 6 H2O(l) + ATP
Cellular respiration converts oxygen and glucose into water and carbon dioxide. Water and carbon dioxide are through- merchandise and ATP is strength this is converted from the procedure. Cellular breathing is the procedure through which organisms use oxygen to interrupt down meals molecules to get chemical strength for mobile functions. Cellular breathing takes location withinside the cells of animals, plants, and fungi, and additionally in algae and different protists. Adenosine triphosphate (ATP) is the supply of strength to be used and garage on the mobile level. The shape of ATP is a nucleoside triphosphate, including a nitrogenous base (adenine), a ribose sugar, and 3 serially bonded phosphate groups.
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Which of the following statements is true?
Chlorophyll is contained in organelles called mitochondria.
Water is the energy source for plant photosynthesis.
A by-product of photosynthesis is carbon dioxide.
Roots have tiny root hairs that maximize the plant's ability to absorb water.
Answer: roots have tiny root hairs that maximize plants ability to absorb water
Your answer is in fact correct
T or F? In the muscles of the limbs, the origin is usually the immobile muscle attachment
In the muscles of the limbs, the origin is usually the immobile muscle attachment. True
A skeletal muscle connects to bone (or other muscles or tissues) at two or more points. If the location is a bone that stays motionless during an activity, the connection is referred to as an origin. If the connection is on a bone that moves during the activity, it is referred to as an insertion.
Muscle tissue is classified into three categories in the muscular system: skeletal, cardiac, and smooth. The term "structural" refers to the fact that the body has a distinct structure. Skeletal muscle is responsible for the movement of bones and other structures. To pump blood, cardiac muscle contracts.
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write one similarity and one difference between the nutrition in amoeba and human beings
help me please I am so confused
Answer:
ECOLOGICAL FOOTPRINT
you would need about 41.6 earths all together
Explanation:
just add them up.
What kind of compounds are basic sugars and starches?
A carbohydrate is an organic compound such as sugar or starch, and is used to store energy. Like most organic compounds, carbohydrates are built of small, repeating units that form bonds with each other to make a larger molecule. In the case of carbohydrates, the small repeating units are called monosaccharides.
In a certain plant, yellow leaves are dominant (Y) and red leaves are
recessive (y). A plant with genotype Yy and a plant with yy are crossed. If they have four offspring, how many would you predict would have red leaves? (Hint: Draw a Punnett square to help you determine the answer.)
A. 4
B. 3
C. 2.
D. 1
Answer: C
Explanation: When a plant with genotype yy and Yy are crossed there will be two yellow offsprings with genotype Yy(where yellow is dominating) and another two with yy(where leaves are completely red)
According to the information provided, yellow leaves (Y) are a dominant characteristic over red leaves (Y), which means that if the allele for yellow is paired with allele for red leaves as can be seen in Punnett square, it will hide the expression of red leaves. So, the correct option is D.
What is Punnett Square?The genotypes of a specific crossing or breeding experiment are predicted using the Punnett square, a square diagram. Biologists use the figure to calculate the likelihood that a child will have a specific genotype.
The information given indicates that yellow leaves (Y) have a dominant trait above red leaves (Y), that implies that if the alleles for yellow and red leaves are linked together as shown in Punnett square, this will conceal the manifestation of red leaves.
For red leaves, the genotype is yy, while the two potential genotypes for yellow leaves are YY and Yy. Parents have the genotypes Yy and Yy. When they are crossed, one of every four offspring that results will have red leaves.
Therefore, the correct option is D.
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You test the expression of the constructs from Part B and obtain the following results. Regulatory DNA Promoter Transcribed region Expression? 1. Affected child Affected child Affected child No 2. Older brother Older brother Older brother Yes 3. Older brother Older brother Affected child Yes 4. Affected child Older brother Older brother No 5. Older brother Affected child Older brother Yes Which of the three hypotheses do these results support? O The results support the hypothesis that the defect in the affected child is due to a defective promoter O The results support the hypothesis that the detect in the affected child is due to regulatory DNA that will not remodel O The results support the hypothesis that the defect in the affected child is due to a mutation in the transcribed region that causes mRNA instability
The expression of one or more genes can be regulated by regulatory regions, as is well known.
The findings confirm the theory that the deficiency in the afflicted kid is caused by the regulatory DNA, which will not remodel, according to the data in the table.
Inheriting qualities from one generation to the next is made possible by genes, which are a component of DNA.
Gene regulation, the earliest genetic regulatory system, was first clearly shown in the Lac gene (operon), a basic unit of DNA.
The lac gene is necessary for the "breakdown of lactose" and aids in its for the transportation.
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Note : The table sequence of above question is attached bellow,
What is a 1:2 1 genotypic ratio?
The 1:2:1 genotypic ration dictates the law of are is homozygous dominant, heterozygous dominant and homozygous recessive.
A 1:2:1 genotypic ratio is a ratio of alleles that is found in a monohybrid cross. A monohybrid cross is a type of genetic cross in which only one trait is being studied. In a 1:2:1 ratio, the first number represents the homozygous dominant genotype, the second number represents the heterozygous genotype, and the third number represents the homozygous recessive genotype. This ratio can be found by using the Punnett square method.
This generally represents the genetics, of the first generation of the monohybrid cross made between the pea plant showing dominant and recessive traits. Such that dominant parent was homozygous dominant and recessive parent was homozygous recessive.
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Which of the following statements is true regarding the genetic map distance between two markers?
a) Is inversely related to the frequency of chiasma
b) Is directly related to the frequency of crossing-over.
c) Increases in accuracy as the distance between loci increases.
d) Can be estimated by multiplying the recombination frequencies of subinterverals.
e) Adding the subinterverals is less accurate than a direct measure by a two point cross.
The correct option (B) Is directly related to the frequency of crossing-over.
The procedures used to establish the location of a gene and the distances between genes are referred to as gene mapping. Gene mapping may also describe the distances between various locations within a gene.
The purpose of all genome mapping is to place a set of molecular markers on the genome in their proper locations. Molecular markers exist in many different forms and sizes. Genes may be viewed as a type of genetic marker and mapped in the same way as any other marker when creating genome maps. Gene mapping aids in the creation of unique recombinants inside an organism in a variety of fields of study.
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why do cells go through the cell cycle
Answer:
The most basic function of the cell cycle is to accurately copy a large amount of DNA in the chromosomes and then precisely separate the copies into two genetically identical daughter cells.
Explanation:
What is the visceral mass that every mollusk has?
A. centralized region of the body in which all the organs are located
B. highly muscular region specialized for locomotion
C. hard exoskeleton made of protein and calcium carbonate
D. heavy fold of tissue that encloses the mollusk's body
The visceral mass that every mollusk has is a centralized region of the body in which all the organs are located which is therefore denoted as option A.
What is a Mollusk?This is referred to as a tiny soft-bodied invertebrate of the phylum Mollusca, which is usually wholly or partly enclosed in a calcium carbonate as it acts as the shell.
It also contains a holds the bulk of the digestive, reproductive, excretory, and respiratory systems. and some parts comprises of the mantle, or pallial, cavity.
Examples of these types of organisms are snails, slugs etc and is therefore the reason why the visceral mass which contains different types of organs needed for its daily activities was chosen as the correct choice.
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what types of tissues make up the skeletal system
Answer:
The skeletal system is your body's central framework. It consists of bones and connective tissue, including cartilage, tendons, and ligaments. It's also called the musculoskeletal system
Explanation:
MARK AS BRAINLIST!!
Answer: The skeletal system gives the body shape and form and helps to both protect and support the entire organism.
Bone, cartilage, tendons, joints, ligaments and other connective tissues compose the skeletal system.
The two main types of bone tissue are compact (hard and dense) and cancellous (spongy and flexible) tissue.
Explanation:
hihihihi please help
Answer:
I think is B because at stage 4 we can observe that different kinds of cell formed(the cell on the edge is different from the inner cell)
Explanation:
Answer:
i think its b as well
Explanation:
What are the non-living component of an ecoytemPick the non-living component of an ecoytem from the provided choice. Producer
Conumer
Herbivore
Air
? The non-living component of an ecoytem are factor
1. The non-living component of an ecosystem is the air.
Thus, the correct answer is D.
2. The factor of non-living component of an ecosystem is an abiotic factor.
In ecology, biotic аnd аbiotic fаctors mаke up аn ecosystem. Biotic fаctors аre the living pаrts of the ecosystem, such аs plаnts, аnimаls, аnd bаcteriа. Аbiotic fаctors аre the nonliving pаrts of the environment, such аs аir, minerаls, temperаture, аnd sunlight.
The non-living, physicаl feаtures of the environment аre cаlled аbiotic fаctors. The prefix а meаns “not.” The term аbiotic meаns “not living.” Аbiotic fаctors include аir, wаter, soil, sunlight, temperаture, аnd climаte. The аbiotic fаctors in аn environment often determine which kinds of orgаnisms cаn live there.
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Which of the following is a feature that the stomach and the small intestine have in common?
Multiple Choice
a. Rugae
b. Circular folds
c. Three-layered muscularis
d. Mucus-secreting cells
e. Gastric pits
A feature that the stomach and the small intestine have in common is mucus secreting cells.
Which traits does the intestinal lumen possess?The three parts of the intestinal wall are the ileum, jejunum, and intestine. It aids with the further metabolism of foods that are stomach-born. In order for the body to use water, vitamins, minerals, carbohydrates, fats, and proteins, it absorbs them from meals. The tiny intestine is a part of the digestive system.
What is the function of the stomach?Digestion fluids are produced in our stomach to help in the breakdown of food. It stores food until it is ready to be discharged into our small intestine.
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Which of the following is an organism?
The human heart
The flower petals of a rose
A colony of ants
An oak tree
Answer:
The human heart is correct
the process of moisture being released from the leaves of trees and plants into air
Answer: Evaporation
Explanation:
The first step to breakdown GLUCOSE to extract energy for almost all organism
The Electron Transport Chain
The Krebs Cycle
Fermentaion
Glycolysis
Answer:
Glycolysis
Explanation:
Glycolysis is the process of breaking down glucose molecules into pyruvates and splitting off a small amount of energy in the form of ATP. It is the first stage of cellular respiration and is a common process used by most organisms.
A snowstorm was predicted in Chicago. Identify the possible upper air temperature, surface temperature, and air pressure of Chicago on that day. Normal atmospheric pressure is 29.9 inches of mercury
Answer: For a snowstorm to occur, warm air must rise above cold air. The pressure must also be below atmospheric pressure
Explanation: For a snowstorm to occur, warm air must rise above cold air. The pressure must also be below atmospheric pressure
Answer: For a snowstorm to occur, warm air must rise above cold air. The pressure must also be below atmospheric pressure
In this discussion, you will explain why Thanos was on his mission to reduce the world's population by
50%. What would this do for the world? Why is overpopulation a problem? How would this help
conserve some biodiversity? What would reducing the population by 50% mean for the environment
& the use of natural resources?
Answer:
if the world over populates we will have to much trash and there will not be enough space for all the people so yeah thanos was trying to help us
Explanation: can you mark me brainleist