Help me please with bio

Help Me Please With Bio

Answers

Answer 1

Answer:

It’s the second one

Explanation:

Answer 2
I know for sure it’s the second answer. But I’m not sure if the third answer is also it. I hope this helps.

Related Questions

According to cell theory, how is hereditary information transmitted?


It is passed from gametes to body cells during fertilization.

It is passed from old cells to new cells during cell division. ,

It is passed between haploid cells and diploid cells during DNA replication.

Answers

Answer:

It is passed from old cells to new cells during cell division.

Explanation:

Cell theory states that DNA is passed between cells during cell division

One side of a DNA molecule has the following sequence of nitrogen bases GGTACTTACGCA. What would be the complementary side’s bases? How many amino acids would that sequence code for?

Answers

Answer:  The arrangement of these nitrogen bases contains the code for

genetic traits. These bases are arranged in a particular

sequence, such as TGCATTCA. The sequences of DNA can vary

from several hundred bases to a million or more bases.

Explanation: put this and my teacher said amazing  

The complementary side’s bases if one side of a DNA molecule has the following sequence of nitrogen bases GGTACTTACGCA are: CCTGAAATGCGT.

What is the complementary sequence?

Thus, the complementary nitrogen base sequence of GGTACTTACGCA is CCTGAAATGCGT. It is because the complementary nitrogen bases pair up: A always pairs with T, and C always pairs with G.

The sequence codes for 4 amino acids. Every three nitrogen bases code for one amino acid. So, since there are 12 nitrogen bases, the sequence codes for 12/3 = 4 amino acids.

To determine the number of amino acids coded by this sequence, first note that a codon consists of three nucleotide bases, and each codon corresponds to one amino acid. The sequence has 12 bases, so there are 4 codons: GGT, ACT, TAC, and GCA. Since each codon codes for one amino acid, this sequence would code for 4 amino acids.

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how does natural selection affect different variation of the same species?

Answers

Answer:

Natural selection can lead to speciation, where one species gives rise to a new and distinctly different species.

Explanation:

Through this process of natural selection, favorable traits are transmitted through generations. It is one of the processes that drives evolution and helps to explain the diversity of life on Earth.

Both the euglena and paramecium seen have

Answers

Answer: belong to the Kingdom Protista. ... This is because Euglena just like plants can make their own foods through chloroplast while paramecium just like animals cannot make own food

Explanation:

Scientists group organisms into three domains: Archaea, Bacteria
and Eukarya. In which domain are animals classified and why?
O Archaea, because animals live a long time.
O Bacteria, because animals are unicellular.
Bacteria, because animals make their own food.
Eukarya, because animal cells contain genetic information inside of
nuclei.

Answers

Answer:The answers is D

Explanation:I got a 100 on the test. Also if you look up what domain are animals it will tell you they are eukarya.

Examine the stages of the cell cycle shown here. The steps of the cell cycle, including mitosis, are shown here. Determine which
statements are accurate based on the model shown here. Select ALL that apply.
A)
The correct order is DACB
B)
The correct order is ABCD
Chromatids are separated during the entire process
D)
Choice C shows the separation of homologous chromosomes.
E
Letter B is a cell undergoing cytokinesis by forming a cell plate.
Structures and Functions of Cells

Answers

Answer:

the answer is A and C

Explanation:

usatestprep told me

Answer:

A and C

Explanation:

I had this question on my midterm exam in USA test prep

Fear only has negative consequences.
A. false
B. true

Answers

Answer:

A. false

Explanation:

when we fear we feel colder

systems of body which holds sperm and eggs

Answers

Answer:

i- are u

Explanation:

When we talk about soil depletion, which soil horizon is affected?

Answers

Answer:

surface horizon (A)

Explanation:

Which of the following describes the relationship between structure and function? The tails on sperm cells help them swim to the egg cell. The heart pumps blood through the body. The skin is made of many different layers​

Answers

Answer:

Function of the heart pumps blood through the body. So it is the answer.

Explanation:

The mass of an object multiplied be it's speed is?

Answers

Answer:

momentum

Explanation:

What is the expected genotypic ratio among children born to a mother have the genotype I^Ai and a father with a phenotype AB?

Answers

Answer:

AB, AB, AO BO

Explanation:

The half-life of carbon-14 is 5370 years. The carbon-14 levels in a fossil indicate that 6 half-lives have passed. How old is the fossil?
PLEASE ANSWER FAST!!!!!!!



75,200 years

35,000 years

32,220 years

50,000 years​

Answers

5370 x 6 = 32,220 so that would be your answer :) if I did it correctly.

YOO ILL GIVE BRAINLIEST STUFF, I NEED THE WORD OF WHAT THE DEFINITION IS FROM THE GREEN COLOR TO THE PURPLE/PINK

Answers

Answer:

I think its Pigment

Explanation:

i hope that helped!

10. If one strand of DNA is
TCAAAGCTGC, what is the
complementary strand of DNA on the
other side?

Answers

Answer:

Explanation:As previously stated, DNA is a macromolecule that's made up of individual subunits called nucleotides. Each nucleotide has three parts:

Brought to you by Sciencing

A deoxyribose sugar.

A phosphate group.

A nitrogenous base.

DNA nucleotides can contain one of four nitrogenous bases. These bases are adenine (A), thymine (T), guanine (G) and cytosine (C).

These nucleotides come together to form long chains known as DNA strands. Two complementary DNA strands bond to each other in what looks like a ladder before winding into the double helix form.

The two strands are held together through hydrogen bonds that form between the nitrogenous bases. Adenine (A) forms bonds with thymine (T) while cytosine (C) forms bonds with guanine (G); A only ever pairs with T, and C only ever pairs with G.

Complementary Definition (Biology)

In biology, specifically in terms of genetics and DNA, complementary means that the polynucleotide strand paired with the second polynucleotide strand has a nitrogenous base sequence that is the reverse complement, or the pair, of the other strand.

How does glucose enter a cell?
a. through a peripheral protein
b. through integral proteins
c. through cholesterol
d. between the phospholipids

Answers

Answer:

b

Explanation:

you are welcome......

One parent has the blood type A and the other blood type B. What are the genotypes of the parents if they produce children with only blood type AB?

Answers

Human blood type is determined by co-dominant alleles. An allele is one of several different forms of genetic information that is present in our DNA at a specific location on a specific chromosome. There are three different alleles for human blood type, known as IA, IB, and i. For simplicity, we can call these alleles A (for IA), B (for IB), and O (for i).

Each of us has two ABO blood type alleles, because we each inherit one blood type allele from our biological mother and one from our biological father. A description of the pair of alleles in our DNA is called the genotype. Since there are three different alleles, there are a total of six different genotypes at the human ABO genetic locus. The different possible genotypes are AA, AO, BB, BO, AB, and OO.

How are blood types related to the six genotypes?

A blood test is used to determine whether the A and/or B characteristics are present in a blood sample. It is not possible to determine the exact genotype from a blood test result of either type A or type B. If someone has blood type A, they must have at least one copy of the A allele, but they could have two copies. Their genotype is either AA or AO. Similarly, someone who is blood type B could have a genotype of either BB or BO.

A blood test of either type AB or type O is more informative. Someone with blood type AB must have both the A and B alleles. The genotype must be AB. Someone with blood type O has neither the A nor the B allele. The genotype must be OO.

How are ABO alleles inherited by our children?

Each biological parent donates one of their two ABO alleles to their child. A mother who is blood type O can only pass an O allele to her son or daughter. A father who is blood type AB could pass either an A or a B allele to his son or daughter. This couple could have children of either blood type A (O from mother and A from father) or blood type B (O from mother and B from father).

Since there are 4 different maternal blood types and 4 different paternal blood types possible, there are 16 differnt combinations to consider when predicting the blood type of children. In the tables below, all 16 possible combinations are shown. If you know the blood type of the mother and father, the possible blood types for their children can be found.

What about the Rh factor? Can a father of blood type A+ have a child who is blood type A-?

The Rh factor genetic information is also inherited from our parents, but it is inherited independently of the ABO blood type alleles. There are 2 different alleles for the Rh factor known as Rh+ and Rh-. Someone who is "Rh positive" or "Rh+" has at least one Rh+ allele, but could have two. Their genotype could be either Rh+/Rh+ or Rh+/Rh-. Someone who Rh- has a genotype of Rh-/Rh-.

Just like the ABO alleles, each biological parent donates one of their two Rh alleles to their child. A mother who is Rh- can only pass an Rh- allele to her son or daughter. A father who is Rh+ could pass either an Rh+ or Rh- allele to his son or daughter. This couple could have Rh+ children (Rh- from mother and Rh+ from father) or Rh- children (Rh- from mother and Rh- from father).

What is plant tissue culture.Please answer.

Answers

Answer:

Plant tissue culture is a collection of techniques used to maintain or grow plant cells, tissues or organs under sterile conditions on a nutrient culture medium of known composition. It is widely used to produce clones of a plant in a method known as micropropagation.

What does it mean when an arrow is pointing toward an organism

Answers

do you mean like in a food chain? if so, if an arrow is pointing from one organism to another organism, it means that the organism the arrow is bring pointed toward is going to consume the previous organism. for example, if part of a food chain shows grass and then an arrow pointing from the grass to a deer, that means the deer will be consuming the grass.

i hope this helps! i also hope that i didn't completely misunderstand the question lol but i'm pretty sure this is what you were asking about :) have a great day!

What is an advantage of a wind energy?
A. The supply of wind for use as a fuel will never run out.
B. The cost of maintaining wind farms is high for the energy generated.
C. Areas with constant winds are needed for the placement of the wind turbines.
D. Large acres of land are needed for the placement of large numbers of turbines.

Answers

The answer is to this question is A

Describe the northern and southern hemisphere in terms of the distribution of the cryosphere

Answers

Answer:

The cryosphere is the portion of the Earth's surface where water is in solid form. It thus includes sea ice, lake ice and river-ice, snow cover, glaciers, ice caps and ice sheets, and frozen ground. The snow cover has the largest extent, with a maximum area of more than 45 106 km2 (Table 1.1). Because of the present distribution of continents, land surfaces at high latitudes are much larger in the Northern Hemisphere than in the Southern Hemisphere. As a consequence, the large majority of the snow cover is located in the Northern Hemisphere (Figs. 1.15 and 1.16). The same is true for the freshwater ice that forms on rivers and lakes in winter. Both the snow cover and freshwater ice have a very strong seasonal cycle, as they nearly disappear in summer in both hemispheres (Table 1.1).

Explanation:

The cryosphere is the portion of the Earth's surface where water is in solid form. ... Because of the present distribution of continents, land surfaces at high latitudes are much larger in the Northern Hemisphere than in the Southern Hemisphere.

Will mark brainliest!!
How does leaf structure allow for exchange of gases (O2 and CO2). Select 3 options.

Stomata (pores) let gases pass in and out.

Leaf is flat and thin = large surface area

The leaf has got Chloroplasts.

The Spongy Mesophyll layer has lots of space for gases to diffuse.

Answers

Answer:

Explanation:

Gas exchange

When a plant is carrying out photosynthesis carbon dioxide needs to move from the air into the leaf. It does this by diffusing through small pores called stomata. At the same time oxygen moves out of the leaf through the stomata. This movement of gases in opposite directions is called gas exchange.

Negative feedback: If blood pressure is high, the blood vessels should
A. dilate (open up more)
B. constrict (get tighter)​

Answers

Cv henebbebdbrbrjdjrjjrjdjjrndjdjrjr
The answer is B constrict (get tighter)

Explain why parallax was a problem in proving the heliocentric model of the solar system.

Answers

Yes that’s right absolutely

Copernicus himself asserted that the absence of parallax meant that the stars were far beyond the planets. The failure of heliocentrists to detect it proved nothing, whereas a successful detection would be strong evidence for heliocentrism.

What is heliocentric model?

The astronomical model in which the Earth as well as planets revolve around the Sun at the center of the universe is known as heliocentrism. Historically, heliocentrism was opposition to geocentrism, which centered on the Earth.

Galileo wanted to believe that his new invention, the astronomical telescope, could assist him in proving that the Sun was the center of our solar system and that Earth was only one of many planets orbiting our star.

Copernicus himself claimed that the lack of parallax indicated that the stars were far beyond the planets.

Failure to detect it by heliocentrists proved nothing, whereas successful detection would be strong evidence for heliocentrism.

Thus, parallax was a problem in proving the heliocentric model of the solar system.

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The mother determines the sex of the child approximately 50% of the time


True or False

Answers

Answer:

False

Explanation:

The husband usally is more Is more decisive about having sex

False

Mother and dad don’t choose the sex. Doesn’t work like that.

How does ATP carry energy?

Answers

The energy-carrying part of an ATP molecule is the triphosphate "tail". ... The electrons in these bonds carry energy. Within the power plants of the cell (mitochondria), energy is used to add one molecule of inorganic phosphate (P) to a molecule of adenosine diphosphate (ADP).

Which claim is the most likely explanation for why the mouse population changed over time?
O The hawks eat more dark mice than white mice because the dark mice taste better.
O The white mice are able to reproduce more successfully than the dark mice do.
O The hawks eat more white mice than dark mice because they can see the white mice more easily.
O The hawks eat more dark mice than white mice because they can see the dark mice more easily.

Answers

Answer: the answer is C

Explanation:

Answer:

Answer is 3-The hawks eat more white mice than dark mice because they can see the white mice more easily.

Explanation:

I hope it's helpful!

Amagnetwith alength of 10cmwasgiven to Meera and shewas told to break themagnetinto3 pieces.Before breaking the magnet had 1 north and 1 south pole. How many north and south poles will the magnets now havetotally in all the 3 broken pieces?

Answers

Answer:

3 North poles and 3 South poles

Explanation:

A magnet is a piece of object that produces a magnetic field outside itself. A magnet has a north pole and a south pole. Similar poles repel each other, while opposite poles attract each other.

If a magnet of 10cm is broken into 3 pieces, we will have 3 pieces of magnet. Breaking a magnet does not destroy the properties of the magnet. Rather, each piece becomes a full magnet with both north and south poles.

Breaking a 10cm magnet will give us 3 magnets with 3 north and 3 south poles with equal pole strength.

Energy and mass is the square of its speed. True or false

Answers

Answer:

I think it's "False" cause they haved they're own moved

Sequence the steps in gene sequencing by writing the steps in order.

Answers

Answer:

It consists of two major steps: transcription and translation.

Explanation:

Together, transcription and translation are known as gene expression. During the process of transcription, the information stored in a gene's DNA is transferred to a similar molecule called RNA (ribonucleic acid) in the cell nucleus.

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