Genetics Flashcards

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0
Q

Where does the process of DNA replication take place?

A

Inside the nucleus

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1
Q

After meiosis, what is the type of cell?

A

Haploid

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2
Q

Which of the following is a nucleotide found in DNA?

A

Deoxyribose, phosphate group, cytosine/guanine/thymine/adenine

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3
Q

What are organisms that have 2 identical genes for a trait?

A

Homozygous

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4
Q

The process of meiosis usually results in…?

A

4 genetically different cells

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5
Q

Which type of RNA brings certain amino acids to ribosomes based on specific coded messages?

A

tRNA

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6
Q

All three types of RNA work together to do what?

A

Make proteins

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7
Q

How many codons are needed to make 3 amino acids?

A

3

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8
Q

What happens during the process of translation?

A

The cell uses information from messenger RNA to produce proteins

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9
Q

Which of the following are found in both DNA and RNA?

A

Phosphate groups, guanine/cytosine/adenine

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10
Q

What is the outcome of transcription?

A

A new piece of mRNA

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11
Q

What is an example of incomplete dominance?

A

White flower + red flower = pink flower

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12
Q

What is point mutation?

A

Substitution of one base

Ex. CAA ➡️ CAU

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13
Q

What is an example of frameshift mutation?

A

Base is inserted or deleted, and the reading frame is shifted

Ex. CAA ➡️ CAUA

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14
Q

What are the 3 parts of a nucleotide?

A

A sugar, a nitrogenous base, and a phosphate group

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15
Q

What is an intron?

A

A cut out sequence of DNA

16
Q

What is an exon?

A

Unexpressed sequence of DNA

17
Q

What does enzyme helicase do?

A

It unwinds the DNA and helps with the process of DNA replication

18
Q

What does rRNA help with?

A

Translation

19
Q

What is the term that describes the 3 letter sequence of tRNA that match up with the 3 letter sequence of mRNA to create amino acids?

A

Anticodon

20
Q

What are the 2 identical parts of one chromosome?

A

Sister chromatids

21
Q

What is the chromosomal structure that holds the sister chromatids together?

A

Centromere