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kap26 [50]
3 years ago
6

only on the DNA, which populations do you think live in closer proximity to each other? What do you ...

Biology
1 answer:
DIA [1.3K]3 years ago
4 0

Answer:

Based only on the DNA, which populations do you think live in closer proximity to each other?  What do you expect to see when comparing genes of lions that live closer together?

Explanation:

period

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Why is the sarcoplasmic reticulum. How does it aid in the stimulation of muscle contraction?
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3 years ago
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Blue whales have 44 chromosomes in every cell. determine how many chromosomes you would expect to find in the following:Sperm ce
baherus [9]

Sperm cell: We expect to find 22 chromosomes.

The spermatozoon is a small cell (5 micrometers in diameter), much smaller than the ovum, but with a movable tail (a flagellum) 60 micrometers long. To be lightweight and mobile, to quickly reach the egg, the sperm gains space by minimizing its cytoplasm and compacting its DNA. Head is covered with the acrosome, a pocket full of enzymes that will be used to pierce the membrane of the egg.

It is a haploid cell because it contains half of the genetic material of the individual, lost at the time of meiosis during the process of spermatogenesis that the primordial germ cells undergo in the seminiferous tubules of the testes.


Egg Cell: We expect to find 22 chromosomes.

The egg is the sexual cell (or gamete) produced by the females of the animals.

Like all gametes, the egg is haploid, it contains half of the chromosomes of the future embryo, so the number of chromosomes will be 22 instead of 44. Then this egg will meet a sperm cell to gather their chromosome and form an embryo of 44 chromosomes.


Daughter Cell from Mitosis: We expect to find 44 chromosomes.

Mitosis, which ensures the birth of cells identical to the mother cell during asexual multiplication (so the number of chromosomes will remain the same, it will not divide in two).

Mitosis is an asexual cell division. This means that it is just a division of a mother cell into two daughter cells, which will inherit exactly the same genetic inheritance.


Daughter Cell from Meiosis II: We expect to find 22 chromosomes.

Meiosis is a particular mode of division of the living cell by which an initial cell with 2n chromosomes (in this case 2n = 44 chromosomes), a diploid stage, gives rise to four daughter cells possessing only n chromosomes, a haploid stage (n = 22 chromosomes). Meiosis is one of the forms of cell reproduction, this process is performed on the gonads to produce gametes.

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3 years ago
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DNA and RNA are both composed of nucleotides. However, RNA has three key differences. Please select the
svlad2 [7]

Answer:

Three items that are unique to RNA are as follows:

2. Single-stranded.

3. Contains the nitrogen base Uracil in place of Thymine.

4. Backbone contains the sugar ribose.

Explanation:

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1 year ago
QUESTION: What is another name for the prefrontal cortex?
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Answer:

the thinking brain

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cus it sound right

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What he said was right man

Mark me Brainlyist tho it would make my night
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