The main function of cell is to make a life possible in the universe by performing various type of vital activities.
Various type of cell performes various type of activities. The same type of cell combine together to form tissue. Similarly, similar tissue combine and form organ. Now, Organs combinly form form a system and all system form a whole body. They combinly perform task for sustaining life in the universe.
Cancer are caused mainly due to abnormal growth of cells. It shows various type of symptoms. Such as;

The wounds donot heal faster, instead it may be worse.
Unwanted bleeding may occur from nose, mouth, or other parts.
You may see lump in some parts of body.(Thickness of skin).
They also may have problem of hair loss in more amount.

Hope it helps...

5 0

3 years ago

2. Lisa breeds snakes. She bred a solid brown male python with a tan female python whose body was covered with a black diamond p

Doss [256]

A, incomplete dominance

6 0

3 years ago

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Crossing over contributes to genetic variation by exchanging chromosomal segments between:_____.

yulyashka [42]

Crossing over contributes to genetic variation by exchanging chromosomal segments between non-sister chromatids of homologous chromosomes.

What is crossing over?

Crossing over is the exchange and recombination of genetic components between the homologous chromosomes.
This occurs in the pachytene stage of the meiosis-1 of the meiotic division.
Crossing over occurs with the help of an enzyme and the enzyme responsible for crossing over is called Recombinase.

Thus, crossing over contributes to genetic variation by exchanging chromosomal segments between non-sister chromatids of the homologous chromosomes.

Learn more about crossing over: brainly.com/question/927405

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3 0

2 years ago

If a female genotype Dd mates with a male genotype dd, what are the possible genotypes of the haploid gametes they produce

horsena [70]

Answer:

Possible genotypes of the haploid gametes they produce are - Dd and dd

Explanation:

Genotype of female is Dd

Genotype of male dd

The gametes for Dd would be D and d

The gametes for dd would be d and d

The offspring produced by these two adult is represented by the punnet square below-

D d

d Dd dd

Possible genotypes of the haploid gametes they produce are - Dd and dd

6 0

3 years ago

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