Genes Flashcards

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1
Q

Each cell contains______ many strains of chromatin molecules in the nucleus.

A

46

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2
Q

What is a single strand of a gene made up of_____________. What are the names?_____________

A

Nucleotides, A-T-G-C

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3
Q

What is a Gene? What does it make?

A

A unique stretch of DNA molecule that contains instructions to make a protein and specialized RNA Molecule

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4
Q

What types of Specialized RNA?

A

Ribosomal RNA, Transfer RNA, Micro RNA, and Long Noncoding RNA

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5
Q

Some genes are _____ and some are ______

A

small and large

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6
Q

Examples of what a protein made from genes can build?

A

eye pigment, freckles, and mood-altering hormones

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7
Q

Types of proteins? ______________,______________,______________

A

Hemoglobin, Pepsin, and Keratin

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8
Q

A Gene can be a nucleotide in both ______&________

A

DNA & RNA

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9
Q

The RNA Genome Of the RNA Viruses contains___________

A

Genes

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10
Q

RNA Virus contains the instruction? ____________& ______________________.

A

Proteins and Ribosomal RNA, Transfer RNA.

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11
Q

What does the nucleotide sequence of a coding strand of the gene determine?

A

The Amino Acid sequence of the protein the gene codes.

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12
Q

DNA →__________ →______ -> _____________ -> Protein

A

Transcription, RNA, Translation

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13
Q

The DNA called _____________ sequence gene strand determines what?__________________________________________________

A

Deoxyribonucleotide, ribonucleotide sequence of the RNA Molecule the gen encodes.

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14
Q

Both strands of the DNA double helix contain _______

A

Genes

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15
Q

The DNA Molecule in the mitochondria contains _____________

A

13 protein-coding genes and 24 RNA-coding genes

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16
Q

The Cell must precisely access the __________ that is stored in a ______ coding gene when required the protein gene encodes.

A

genetic instruction and protein-coding

17
Q

What is Gene Expression?

A

the ability of the cell to precisely activate and deactivate one or more genes in response to a signal.

18
Q

Gene expression enables a cell to?

A

enables the cells to activate a gene when it needs protein the gene encodes or needs a higher concentration of the protein & deactivates a gene when it does not need the protein adequate concentration of the protein.

19
Q

Cell responds to some signals by_______

A

Changing pattern of Gene expression

20
Q

The Cell must synthesize __________ and or _________________________, necessary to respond to the signal.

A

Proteins and specialized RNA molecules