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Leya [2.2K]
3 years ago
15

Describe the number of chromosomes in sex cells

Biology
1 answer:
Dahasolnce [82]3 years ago
7 0
The number of chromosomes in sex cells is half that in somatic cells.
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For each of the following, read the characteristics and then identify the kingdom. is mostly unicellular, eukaryotic, and is com
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Answer:

Explanation:

The first one is Prostista: Since they are mostly unicellular and are classified as eukaryotic.

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The Last One is Achaebacteria: They tend to help in digestion which is a very acidic environment and fit the other two criteria

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3 years ago
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A mutation that involves one or a few nucleotides is called
inysia [295]

A mutation that involves one or a few nucleotides is called

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Answer:

c) point mutation

Explanation:

When only one or a few nucleotides of a gene are changed by mutation, this is called a point mutation. A point mutation can add one additional nucleotide to the wild type gene or may delete or substitute a nucleotide from it. For example, if a wild type gene sequence is "ATATATATA", then the addition of "C" at the position 4 will change it into "ATACTATATA". This addition of new nucleotide is called point mutation since only one nucleotide is added to the gene. Point mutations can cause serious genetic disorders such as sickle cell anemia.

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3 years ago
Mayras maternal grandfather into maternal uncle died of heart attacks and her mother has high blood pressure. What answer best e
IRINA_888 [86]

Answer:

Mayra should be checked regularly for heart-related problems.

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3 years ago
Assume that short hair (L) is dominant to long hair (l) and black hair (B) is dominant to brown (b). If you find a black, short-
valentina_108 [34]

Answer:

You can determine its genotype by crossing it to an animal with a recessive genotype, llbb.

Explanation:

A test cross is performed when there is an individual with an unknown genotype and we desire to know if it is a heterozygote individual or a dominant homozygote individual.

The cross occurs between the individual of unkown genotype and a recessive homozygote individual.

         

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Helppp meeeee<br> Please!!!!!!!!
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Explanation:

5 0
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