Chapter 1 Flashcards

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1
Q

All cells store their genetic information in …

A

the base sequence of DNA.

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2
Q

The genotype is determine by….

A

the sequence of bases

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3
Q

Nucleotides contain…

A

deoxyribose sugar, phosphate and base

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4
Q

Describe the structure of DNA

A

DNA is made up of nucleotides, sugar–phosphate backbone, base pairing by hydrogen bonds and double stranded antiparallel structure, with deoxyribose and phosphate at 3’ and 5’ ends of each strand respectively, forming a double helix.

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5
Q

in DNA, the Adenine base matches with

A

Thiamine

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6
Q

In DNA, the Cytosine base matches with

A

Guanine

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7
Q

In prokaryotes the DNA is found in

A

circular chromosomal DNA and plasmids

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8
Q

In human cells, DNA is found in

A

Linear chromosomes in the nucleus and circular chromosomes in the mitochondria

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9
Q

In a palisade mesophyll plant cell, DNA is found in

A

Linear chromosomes in the nucleus and circular chromosomes in mitochondria and in chloroplasts

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10
Q

DNA in the linear chromosomes in the nucleus of eukaryotes is tightly coiled and packaged with

A

associated proteins

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