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anygoal [31]
3 years ago
8

What is true about the Y chromosomes

Biology
1 answer:
AURORKA [14]3 years ago
4 0

Answer:

The Y chromosome is present in males, who have one X and one Y chromosome, while females have two X chromosomes.Explanation:

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Nondisjunction during meiosis results in an abnormal number of chromosomes in one or more gametes. In some cases of nondisjuncti
den301095 [7]

Answer:

haploid (n) or triploid (3n)

Explanation:

If none of the chromosomes separate during meiosis, the resulting gametes will either lack chromosome or have diploid number (2n) of chromosome instead of a haploid number.

If an egg without chromosome (o) fertilizes a normal sperm (n), the resulting zygote will have haploid number (n) of chromosome.

If an egg with diploid number of chromosome (2n) fertilizes a normal sperm (n), the resulting zygote will be a triploid with 3n number of chromosome.

8 0
4 years ago
4. What cell part contains an organism's genome?<br> gene<br> ribosome<br> nucleus<br> nucleolus​
ratelena [41]

Answer:

Nucleus

Explanation:

The nucleus contains the DNA and RNA of the cell. It is the nucleus that carries the biological information for the person.

Hope this helps!

6 0
4 years ago
Which ocean is warmest because most of it lies in the tropics?
alina1380 [7]

Answer:

southern is warmest .

Explanation:

please follow me

5 0
3 years ago
12. If an ecologist is looking at how many individual organisms live within a certain population, he or she is studying the popu
sukhopar [10]

The answer would be C or Population Density

7 0
3 years ago
Read 2 more answers
Which environmental factor could lead to a decrease in genetic variation in a population of tuna?
Svetradugi [14.3K]
Hello,

An increase in pollution [could] lead to a decrease in <span>genetic variation in a population of tuna.

Faith xoxo</span>
6 0
3 years ago
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