Homework 3

Question 1

T or F: Basidiomycota are fungi that produce “true” mushroom structures

Answer 1

True

Question 2

the range of tissues or cell types that a virus is able to infect

Answer 2

tropism

Question 3

DNA is read to make mRNA via a process called _____, while mRNA is used to make proteins in a process called _______

Answer 3

transcription
translation

Question 4

this group of microorganisms use a pseudopod for motility

Answer 4

ameba

Question 5

the name given to a phage that has entered the lysogenic pathway and integrated its genome into that of the hose

Answer 5

prophage

Question 6

this group contains such organisms that cause such diseases as Chagas, African sleeping sickness, and Giardia-based food poisoning

Answer 6

excavates

Question 7

DNA polymerase I

Answer 7

removes and replaces Okazaki fragments

Question 8

RNA polymerase

Answer 8

reads DNA to synthesize mRNA

Question 9

DNA polymerase III

Answer 9

involved in the replication of both the leading and lagging strand

Question 10

ligase

Answer 10

enzyme that seals the nicks (or gaps) within DNA

Question 11

T or F: both red and green algae are considered primary algae due to their origin being a single ancestral endosymbiotic event

Answer 11

True

Question 12

T or F: the viral capsid is typically obtained from the host cell membrane during budding and release

Answer 12

False

Question 13

during protein synthesis, ____ serves as an adaptor molecule to bring in the correct amino acid

Answer 13

tRNA

Question 14

Paramecium and Dinoflagellates belong to which group

Answer 14

alveolates

Question 15

T or F: mad cow disease (BSE) is caused by a rare, tiny viral pathogen

Answer 15

False

Question 16

reverse transcriptase converts ____ into ______

Answer 16

RNA
DNA

Question 17

T or F: a gene is a heritable unit of genetic material that defines a particular trait

Answer 17

True

Question 18

this illness, carried by the tsetse fly, typically disrupts the normal sleep patterns of an infected individual

Answer 18

African sleeping sickness

Question 19

the type of virus that contains an RNA genome and utilizes the reverse transcriptase enzyme during replication

Answer 19

retrovirus

Question 20

which base is NOT found in RNA

Answer 20

thymine

Question 21

T or F: there are 64 unique codons, of which 60 code for amino acids, 3 are start codons, and 1 is a stop codon

Answer 21

False

Question 22

What is the correct order of typical animal virus replication

Answer 22

attachment
penetration
uncoating
replication
assembly
release