Life Science Chapter5

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24 Terms

1
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nitrogen bases

Molecules that contain nitrogen and other elements

2
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DNA Replication

The process in which DNA makes a duplicate copy of itself.

3
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Messenger RNA

RNA that copies the coded message from DNA in the nucleus and carries the message into the cytoplasm

4
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Transfer RNA

type of RNA that carries each amino acid to a ribosome during protein synthesis

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mutation

change in a DNA sequence that affects genetic information

6
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cancer

A disease in which some body cells grow and divide uncontrollably, damaging the parts of the body around them.

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tumor

mass of rapidly dividing cells that can damage surrounding tissue

8
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chemotherapy

The use of drugs to treat diseases such as cancer

9
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sex chromosomes

X and Y chromosomes.

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sex linked gene

gene located on a sex chromosome

11
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carrier

A person whose genotype includes a gene that is not expressed in the phenotype.

12
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selective breeding

The process of selecting a few organisms with desired traits to serve as parents of the next generation

13
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nitrogen bases
Molecules that contain nitrogen and other elements
14
New cards
DNA Replication
The process in which DNA makes a duplicate copy of itself.
15
New cards
Messenger RNA
RNA that copies the coded message from DNA in the nucleus and carries the message into the cytoplasm
16
New cards
Transfer RNA
type of RNA that carries each amino acid to a ribosome during protein synthesis
17
New cards
mutation
change in a DNA sequence that affects genetic information
18
New cards
cancer
A disease in which some body cells grow and divide uncontrollably, damaging the parts of the body around them.
19
New cards
tumor
mass of rapidly dividing cells that can damage surrounding tissue
20
New cards
chemotherapy
The use of drugs to treat diseases such as cancer
21
New cards
sex chromosomes
X and Y chromosomes.
22
New cards
sex linked gene
gene located on a sex chromosome
23
New cards
carrier
A person whose genotype includes a gene that is not expressed in the phenotype.
24
New cards
selective breeding
The process of selecting a few organisms with desired traits to serve as parents of the next generation