Liberty University BIOL 101 QUIZ 4

BIOL 101 QUIZ 4

·  Question 1

3.2 out of 3.2 points

Which of the following phrases best describes the role of mRNA in gene expression?

·  Question 2

3.2 out of 3.2 points

In the translation process, tRNA molecules are also called “adapter” molecules. Why? What is their function?

·  Question 3

3.2 out of 3.2 points

Heart rate and respiratory inhalation rate functions in the mature human adult are controlled by the

·  Question 4

3.2 out of 3.2 points

Which of the following is not a phase of the cell cycle?

·  Question 5

0 out of 3.2 points

The de-condensation of visible chromosomes back into chromatin fibers is a defining feature of which phase of the cell cycle?

·  Question 6

3.2 out of 3.2 points

Your primordial (early) heart began as

·  Question 7

3.2 out of 3.2 points

The two major problems that transcription solves for the cell are

·  Question 8

3.2 out of 3.2 points

A collection of interacting glands that secrete hormones into the blood stream would best describe the ___________ system.

·  Question 9

3.2 out of 3.2 points

Which of the following phrases best describes the function of ribosomal RNA (rRNA)?

·  Question 10

3.2 out of 3.2 points

Life perpetuates itself at the cellular level

·  Question 11

3.2 out of 3.2 points

The “S” phase of the cell cycle represents the activity of

·  Question 12

3.2 out of 3.2 points

Which of the following sequences best represents the overall flow of information in a cell?

·  Question 13

0 out of 3.2 points

In order to elongate mRNA, RNA polymerase must

·  Question 14

3.2 out of 3.2 points

The brain most directly interacts with and controls

·  Question 15

3.2 out of 3.2 points

What is the role of tRNA synthetase?

·  Question 16

0 out of 3.2 points

A three-dimensional, folded molecule shaped like an “L” with an anticodon at one end and an amino acid attachment site at the other end:

·  Question 17

3.2 out of 3.2 points

Which of the following terms would not be used to describe an aspect of the three-dimensional adult form?

·  Question 18

3.2 out of 3.2 points

An oncogene is a mutated form of a gene that normally directs

·  Question 19

3.2 out of 3.2 points

Why is the word “translation” used for protein production? Protein production is the process of

·  Question 20

3.2 out of 3.2 points

In the cell nucleus a pre-mRNA has its introns removed by

·  Question 21

3.2 out of 3.2 points

Animal development and automobile development differ in that

·  Question 22

3.2 out of 3.2 points

Sensory and motor functions in the mature human adult are controlled by the

·  Question 23

3.2 out of 3.2 points

A dominant control over the endocrine system in mature human adults is exerted by the

·  Question 24

3.2 out of 3.2 points

When the organism expresses a set of genes, the result is the characteristics of that organism. These characteristics are called its

·  Question 25

0 out of 3.2 points

Genes that normally direct the inhibition of cell division regulatory pathways are called