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Art [367]
3 years ago
14

Over time, why does natural selection continue to work?

Biology
2 answers:
Serjik [45]3 years ago
7 0
Environments are always changing. The surviving organisms deserve to live in the environment.
AlekseyPX3 years ago
7 0

Environments are always changing            is the answer

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Match the term in Column 1 to the corresponding statement in Column 2.​
klasskru [66]

Looks like the order they appear in is the correct order.

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6 0
3 years ago
What is the purpose of a cell?
ryzh [129]

Answer:

They provide structure for the body

Explanation:

they take in nutrients from food, convert those nutrients into energy, and carry out specialized functions. Cells also contain the body's hereditary material and can make copies of themselves. Cells have many parts, each with a different function.

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3 years ago
A cross was made between a white male dog and two different black females. the first female gave birth to eight black pups, and
Svetradugi [14.3K]

In this case, the black body colour is the dominant one. The white dog is  homozygous recessive.

As the cross between the black female 2 and the white male results in all black pups. This means that the all the offsprings are heterozygotes and the Female 1 is homozygous recessive having a BB phenotype (where B codes for dominant allele).

As the cross between the black female and the white male results in four white and three black pups. This means that the all the black offsprings are heterozygotes, and the white ones are homozygous recessive and the Female 2 have a dominant and 1 recessive gene, and is a hetrozygotezygous recessive having a Bb phenotype (where B codes for dominant allele and b codes for recessive allele).

4 0
3 years ago
Just need help explaining this, I look it up and it no use
zavuch27 [327]

Answer:

O+ x AB- = -A(O)

Explanation: Remember that Rh- is recessive the father may have recessive RH-

7 0
3 years ago
Which structure fuses to form a diploid zygote during sexual reproduction?<br> Plato!!!
In-s [12.5K]

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Male and female gametes fuse together to form a diploid zygote during sexual reproduction.

hope it help

3 0
3 years ago
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