Genetic Code

Question 1

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?

Revolt · Accepted Answer

genes

Question 2

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

Revolt · Accepted Answer

DNA

Question 3

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

Revolt · Accepted Answer

creation of an X-ray diffraction image of DNA structure

Question 4

According to Chargaff's rule, base pairing in DNA should resemble which of the following?

Revolt · Accepted Answer

A = T; C = G

Question 5

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

Revolt · Accepted Answer

gene

Question 6

If the same base pairs are used to code for all organisms, why is there so much variation among organisms?

Revolt · Accepted Answer

The order of the codons differs between organisms.

Question 7

Which bases are found in a strand of DNA?

Revolt · Accepted Answer

adenine, thymine, guanine, cytosine

Question 8

Which best describes the outcome of DNA replication?

Revolt · Accepted Answer

The new DNA molecule is identical to the original DNA.

Question 9

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

Revolt · Accepted Answer

James Watson and Francis Crick

Question 10

What is one benefit of mapping the human genome?

Revolt · Accepted Answer

locating the chromosomal abnormalities that cause disease

Genetic Code Answers

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