Genetic Code Answers

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1
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In which structure is all the genetic information of an organism found?

A
DNA
B
gene
C
codon
D
protein
2
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What is one benefit of mapping the human genome?

A
locating the chromosomal abnormalities that cause disease
B
having the genomes of every living individual on file
C
choosing the gender or intellectual ability of an unborn child
D
cloning the individuals that comprise a nearly extinct tribe
3

Who is credited with creating the first accurate model of DNA?

A
Rosalind Franklin
B
Friedrich Miescher
C
James Watson and Francis Crick
D
Marshall Nirenberg and Heinrich Matthaei
4

Which are segments of DNA that code for specific traits?

A
genes
B
chromosomes
C
proteins
D
codons
5

Organisms inherit specific traits and characteristics from their parents. Albinism is an inherited disorder that occurs when an organism is unable to produce or distribute melanin. Melanin is a substance in the body that helps determine skin color, hair color, and eye color.Which is the basic unit of heredity that carries the trait of albinism from parent to offspring?

Question illustration
A
base pairs
B
genes
C
proteins
D
codons
6

In 1953, who developed the model that is shown below?

Question illustration
A
James Watson and Francis Crick
B
Marshall Nirenberg and Heinrich Matthaei
C
Rosalind Franklin
D
Erwin Chargaff
7

Rosalind Franklin is famous for which contribution to the study of DNA?

A
creation of an accurate model of DNA structure
B
creation of an X-ray diffraction image of DNA structure
C
identification of a pattern in ratios of DNA bases
D
identification of DNA in bandages that contained pus
8

Who first identified DNA?

A
Rosalind Franklin
B
Erwin Chargaff
C
Friedrich Miescher
D
James Watson
9

What basic unit of heredity is found on segments of DNA and are passed on from parent to offspring?

A
nucleotide
B
gene
C
phosphate molecule
D
deoxyribose sugar
10

What was Marshall Nirenberg and Heinrich Matthaei’s contribution to our current understanding of the genetic code?

A
discovery of codons
B
discovery and extraction of DNA
C
creation of a model of DNA
D
creation of Photo 51

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