incorrect questions

Question 1

most viruses:

Answer 1

infect only a few closely related species

Question 2

the genetic information in viruses:

Answer 2

is either RNA or DNA

Question 3

the correct sequence of stages of viral replication is

Answer 3

attachment—penetration—synthesis—assembly—release

Question 4

one key reason why viruses are not considered living organisms is

Answer 4

viruses do not reproduce on their own

Question 5

the influenza virus contains an RNA genome. Scientists typically need to make a new flu vaccine every year because

Answer 5

our bodies develop resistance to the vaccine and it becomes less effective

Question 6

mutations can be caused by radiation

Answer 6

true

Question 7

many viruses are inhibited by antibiotics

Answer 7

false

Question 8

Mendel called a masking trait

Answer 8

dominant

Question 9

an example of a monohybrid cross would be

Answer 9

a mating between two individuals that are heterozygous for one trait

Question 10

competitive inhibition of enzymes occurs

Answer 10

when a substance other than the correct substrate binds at the active site of an enzyme

Question 11

the enzyme that adds nucleotides to form new strands of DNA is

Answer 11

DNA polymerase

Question 12

what refers to mitosis

Answer 12

repair of damaged cells
growth of an organism.
asexual reproduction
production of genetically identical daughter cells

Question 13

meiosis is a process used for

Answer 13

production of gametes

Question 14

the phase of mitosis in which the chromosomes are aligned along the equator of the cell

Answer 14

metaphase

Question 15

in a sexual life cycle, a zygote grows to an adult by

Answer 15

mitosis

Question 16

an asexual process used by prokaryotes in which replicated DNA and other cell parts are distributed into two daughter cells is called

Answer 16

binary fission

Question 17

what is correct about binary fission and mitosis

Answer 17

both are asexual forms of cell reproduction.
both result in genetically identical cells.
both replicate the DNA before the cell splits.
both result in two daughter cells

Question 18

binary fission produces ______ cells, mitosis produces ______ cells, and meiosis produces ______ cells

Answer 18

prokaryotic; eukaryotic body; eukaryotic sex

Question 19

if you wanted to lower your chances of lung cancer, what would be the best factor to avoid?

Answer 19

tobacco use

Question 20

meiosis is a process that produces

Answer 20

sperm cells.
egg cells.
gametes.
haploid cells.

Question 21

diploid means having

Answer 21

two homologous sets of chromosomes

Question 22

a diploid germ cell will produce cells with half the number of chromosomes, haploid cells, in

Answer 22

meiosis

Question 23

mitotic cell division creates identical copies by replicating a cell’s DNA ________ and then dividing ________.

Answer 23

once; once

Question 24

human diploid cells have

Answer 24

23 pairs of chromosomes

Question 25

the human chromosomes that do not determine an individual’s sex are

Answer 25

autosomes

Question 26

if you mate a donkey (2 n = 62) with a horse (2 n = 64) you get a mule. Mules are sterile and cannot produce gametes by meiosis because they

Answer 26

have an odd number of chromosomes

Question 27

antibiotic resistance is becoming more common in disease-causing bacteria because

Answer 27

antibiotics are used in feed for livestock
antibiotics are sometimes prescribed for viral infections (due to pressure from patients).
antibiotics are used to treat infections in cattle, chickens, and other animals used for agricultural purposes

Question 28

a prokaryote that occupies a habitat consisting of a low pH is a(n)

Answer 28

acidophile

Question 29

escherichia coli and Salmonella can live in our intestines in the presence or absence of oxygen. They are considered

Answer 29

facultative anaerobes

Question 30

yeasts are

Answer 30

single-celled heterotrophs

Question 31

fungi and plants are similar because they both

Answer 31

have cell walls

Question 32

a lichen is made up of which two types of organisms

Answer 32

a fungus and an alga or cyanobacterium

Question 33

The overall human population growth rate is steadily increasing each year

Answer 33

false

Question 34

if you observed a newly discovered ‘thing’ and tried to decide if it might be alive, what would be the weakest distinction for life?

Answer 34

movement

Question 35

a major difference between prokaryotes and eukaryotes is that prokaryotes

Answer 35

do not have a nucleus in their cells while eukaryotes do not have

Question 36

what statement deals with an aspect of experimentation but with the incorrect explanation?

Answer 36

the smaller the sample size, the more meaningful the results

Question 37

what do a pine tree, an octopus, and a bacterium have in common at the cellular level?

Answer 37

genetic material

Question 38

why are cells called “the fundamental unit of life”?

Answer 38

All known organisms have one or more cells.
Earliest life on Earth is hypothesized to have been single-celled.
Some cells are separate living entities that can survive individually.
Cells are the smallest unit of life that can function independently

Question 39

eukaryotic cells

Answer 39

have membrane-bound organelles

Question 40

which is not a member of the gymnosperms

Answer 40

ferns

Question 41

which group of plants lack true leaves and roots

Answer 41

liverworts, hornworts, and mosses

Question 42

which group of plants have phloem and xylem but lack seeds, flowers, and fruit

Answer 42

ferns, club mosses, horsetails, and whisk ferns

Question 43

which of the following does not have a true coelom

Answer 43

flatworm

Question 44

spiders and scorpions belong to the phylum

Answer 44

annelida