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Tcecarenko [31]
3 years ago
5

What valve is located between the left atrium and left ventricle?

Biology
1 answer:
Jet001 [13]3 years ago
3 0
The tricuspid valve, located between the right atrium and the right ventricle; the pulmonary (pulmonic) valve, between the right ventricle and the pulmonary artery; the mitral valve, between the left atrium and left ventricle; and. the aortic valve, between the left ventricle and the aorta.
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During which phase do the chromosomes make copies of themselves so that there are two of each one?
SashulF [63]

Answer:

The beginning and majority of the time is known as Interphase. Interphase is 80% of the total cycle and is where the cell does most of the work in replicating organelles, chromosomes, and preparing to undergo Mitosis which is the actual splitting process where one cell becomes two. During Interphase there are 3 major steps, G1, S, and the G2 phase.

Explanation:

4 0
3 years ago
How do plants obtain carbon?
EleoNora [17]

The answer is <u>B.</u> <em>from carbon dioxide in the atmosphere</em>

4 0
3 years ago
Which row in the chart below contains correct information concerning synthesis??
zimovet [89]
The chart below contains correct information concerning synthesis is <span>amino acids - enzymes. 

</span><span> Amino Acids & Enzymes. Complementary </span>Protein<span> Sources have all of the amino acids to create the </span>proteins<span> your body needs. </span>Proteins<span>, composed of many amino acids, (the molecular building blocks of </span>proteins<span>), 20 of them are very important and are needed for muscle and tissue building, repair and maintenance.</span>
5 0
3 years ago
In sweet pea plants, an allele for purple flowers (P) is dominant to an allele for red flowers (p). Additionally, an allele for
Tatiana [17]

Answer:

P(purple, short) = 3/16

Explanation:

Purple flowers require genotypes Pp, pP or PP

Short pollen grains require genotype ll

The genotypes are

PPll (1/16), Ppll (1/16), pPll (1/16) for a total of 3/16

5 0
3 years ago
Match each word to its correct meaning.
morpeh [17]

Answer:

Radioactive decay means the process by which unstable nucleus of an atom spontaneously releases energy through the emissions of radiation used in dating fossils and rocks.

Relative dating mean the time required for half the atoms in an element to divide in half.

Explanation:

So radioactive decay belongs to A.

And relative dating belongs to B.

Please mark Brainlist if right

6 0
3 years ago
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