Base Flashcards

1
Q

Is the transfer of characteristics, anatomical as well as biochemical, from generation from generation.

A

Heredity

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2
Q

Where does the transmission of hereditary information takes place?

A

Chromosomes

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3
Q

Where does the hereditary information reside?

A

Genes

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4
Q

A chemical analysis of nuclei showed chromosomes are made up largely of proteins called ___________.

A

Histones

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5
Q

The YEAR where it became clear that deoxyribonucleic acids (DNA) carry the hereditary information.

A

1940

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6
Q

True or False. Each gene controls the manufacture of one protein.

A

True

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7
Q

True or False. The expression of a gene in terms of an enzyme protein led to the study of protein synthesis and its control.

A

True

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8
Q

The unit of heredity

A

Gene

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9
Q

Are structures within cells that contain a person’s genes.

A

Chromosomes

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10
Q

Give the two (2) kinds of NUCLEIC ACID.

A
  1. Deoxyribonucleic Acid
  2. Ribonucleic Acid
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11
Q

True or False. RNA is found in the chromosomes.

A

False. DNA is the kind of nucleic acid where it can be found in the chromosomes.

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12
Q

Present in the chromosomes of the Nuclei of Eukaryotic Cells.

A

DNA

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13
Q

A cell with no nucleus

A

Prokaryotic Cells

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14
Q

Both RNA and DNA are polymers built from monomers called __________.

A

Nucleotides

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15
Q

A nucleotide is composed of?

A
  1. Base
  2. Monosaccharide
  3. Phosphate
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16
Q

Give the five (5) principal bases of RNA and DNA.

A
  1. Adenine
  2. Guanine
  3. Cytosine
  4. Thymine (only in DNA)
  5. Uracil (only in RNA)
17
Q

Give the two (2) PURINE Bases

A
  1. Adenine; and
  2. Guanine
18
Q

Give the three (3) PYRIMIDINES Bases

A
  1. Cytosine
  2. Thymine
  3. Uracil
19
Q

Purine and Pyrimidines bases are basic because they are _________________.

A

Heterocyclic Aromatic Amines

20
Q

In what position does the thymine differs from uracil in the methyl group?

A

5 position