The f1 generation differed from the f2 in mendel's experiments in that __________.

1 answer:

Alex3 years ago

4 0

All of the f2 generation were genotypically heterozygous for the dominant and recessive gene while phenotypically the same. the f1 generation mixed homozygous dominant with homozygous recessive resulting in the f2 generation all being the same

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Variation in dna sequences are useful for building a tree of life because __________.

UNO [17]

DNA is the molecule that carries genetic information of a given organisms. Genetic variation is the changes that occur in the genome of an organisms to help an organism adapt well to the environment, however, they might also be disadvantageous. The variation in DNA sequences are useful in building a tree of life because DNA sequences are similar in closely related organisms and less similar in less closely related organisms.

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What is the difference between miosis and mitosis?

Mademuasel [1]

Meiosis is used to to make sex cells.
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What does it mean to say that cells are "specialized"?

Ratling [72]

Answer:

i think the answer is B

Explanation:

Specialized means they preform a specific task.

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mote1985 [20]

Answer:

Explanation:

Just like the ABO alleles, each biological parent donates one of their two alleles to their child. A mother who is Rh- can only pass an Rh- allele to her son or daughter. A father who is Rh+ could pass either an Rh+ or Rh- allele to his son or daughter. This couple could have Rh+ children (Rh- from mother and Rh+ from father) or Rh- children (Rh- from mother and Rh- from father).

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Cells that lack a membrane-bound nucleus containing its dna genetic blueprint are called

rjkz [21]

They are called prokaryotic cells

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