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deoxyribonucleic acid (DNA) Questions and Answers

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deoxyribonucleic acid (DNA) Questions and Answers deoxyribonucleic acid (DNA), contains the biological instructions that make each species unique. DNA, along with the instructions it contains, is passed from adult organisms to their offspring during reproduction. DNA is found inside a spec...

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  • September 30, 2024
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deoxyribonucleic acid (DNA) Questions
and Answers
deoxyribonucleic acid (DNA), - answer contains the biological instructions that make
each species unique. DNA, along with the instructions it contains, is passed from adult
organisms to their offspring during reproduction.

DNA is found inside a special area of the cell called the - answer nucleus.

Because the cell is very small, and because organisms have many DNA molecules per
cell, each DNA molecule must be - answer tightly packaged.

his packaged form of the DNA is called a - answer chromosome

During DNA replication, - answer DNA unwinds so it can be copied.

At other times in the cell cycle, DNA also unwinds so that - answer its instructions
can be used to make proteins and for other biological processes.

But during cell division, DNA is in its compact chromosome form - answer to enable
transfer to new cells.

Researchers refer to DNA found in the cell's nucleus as - answer nuclear DNA

An organism's complete set of nuclear DNA is called its - answer genome.

Besides the DNA located in the nucleus, humans and other complex organisms also
have a small amount of DNA in cell structures known as - answer mitochondria.

Mitochondria generate the energy the cell needs - answer to function properly

In sexual reproduction, organisms inherit half of their nuclear DNA from . - answer
the male parent and half from the female parent

organisms inherit all of their mitochondrial DNA from the - answer female parent.This
occurs because only egg cells, and not sperm cells, keep their mitochondria during
fertilization.

DNA is made of chemical building blocks called - answer nucleotides.

These building blocks are made of three parts: - answer a phosphate group, a sugar
group and one of four types of nitrogen bases.

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