Please help me with biology?

Mike

New member
1.

Which one of the following nucleotide pair bonds would be found in a DNA molecule?
(1 point)

*

adenine-guanine
*

guanine-cytosine
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adenine-cytosine
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cytosine-uracil

2.

Ribosomes are made of _____.
(1 point)

*

rRNA and protein
*

tRNA and mRNA
*

rRNA and mRNA
*

protein and tRNA

3.

The process by which a DNA molecule is copied is called _____.
(1 point)

*

binary fission
*

mitosis
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replication
*

translation

4.

Which series is arranged in order from largest to smallest in size?
(1 point)

*

chromosome, nucleus, cell, DNA, nucleotide
*

cell, nucleus, chromosome, DNA, nucleotide
*

nucleotide, chromosome, cell, DNA, nucleus
*

cell, nucleotide, nucleus, DNA, chromosome
 
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