3 years ago

How can natural selection affect the songs that birds sing?

1 answer:

4 0

Perhaps the bird’s calls could be less attracting and disorienting to predators and the ones with the said distinctive calls could have survived to repopulate and pass down the genes.

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Organic fat will not dissolve in water

34kurt

Yes, that's true.

The reason is that water is a polar solvent and the organif fact is not polar.

In chemistry there is a rule that similar dissolves similar. This is polar dissolves polar and non polar dissolves non polar.

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3 years ago

Which term is defined as the concept of believing one's culture is better than

Igoryamba

Answer:

Explanation:

It should be ethnocentrism?

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The part of plants that contain structures needed to absorb sunlight and carbon dioxide

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If a cell has 32 pairs of chromosomes in its diploid state, how many chromosomes will it have after Meiosis 1? A. 8 B. 64 C. 32

Lostsunrise [7]

Answer:

option c is correct that is 32

Explanation:

meiosis occur in two phases in the first phase DNA replication occur and amount of DNA becomes doubled without any changes in the chromosomes number and two daughter cells( each 2n) are formed

now in stage 2 each daughter cell undergoes mitosis with the formation of two cells each with half chromosomes (n)

now 2n =32

n=32/2=16

after meiosis stage 1 ........ two daughter cell each with 32 chromosomes

stage 2.... each daughter cell form two grand daughter cell each with 16 chromosomes

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3 years ago

Evaporation is: increased by increasing temperature an endothermic process the opposite process to condensation a cooling proces

tatuchka [14]

Incresed by increasing temp

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4 years ago