UKY BIO 148 Exam 1 Questions and Answers||A+
Solution guide(Verified)
Terms in this set (83)
You are studying a sample of water It does not contain cells.
from another planet to determine if it
contains living organisms. Which of
the following results would cause
you to say that it DOES NOT contain
life?
Which of the following states an A bacterial cell originates in a previously sterile (i.e.
observation that argues against what devoid of any living organism) environment.
Cell Theory tells us about cells?
Which of the following facts about Viruses do not contain ribosomes
viruses makes it clear that they
CANNOT be classified as living
organisms?
,Which of the following organisms All of the organisms listed can reproduce
CANNOT reproduce?
A sample collected from Mars is these things are NOT living organisms because
being examined for evidence of life. they do not have DNA.
The scientists examining it find
somethings that look like cells. Each
unit is surrounded by a cell
membrane and contains ribosomes.
But they do not contain DNA or a
nucleus. This suggests that according
to the definition of life on Earth, ...
The graph shows giraffe heights on There is variation in the trait being measured in this
the horizontal axis. Which of the population of giraffes
following can we directly infer from
the information in this graph?
Which of the following is an example A population of fish in a lake has smaller body size
of evolution? on average compared to five years ago because
fishermen have been hunting and killing the larger
fish. Body size is dependent on DNA in this
population of fish.
Natural selection acts on _________, individuals; populations; a mechanism of evolution
alters __________, and is ___________.
, You visit a distant planet and find a heritable trait; increases fitness
some small furry things called
tribbles. You take them aboard your
space ship and they reproduce so
much that they start to destroy the
space ship. Your ship biologist
develops a virus to kill the tribbles,
and it succeeds in killing 99% of
them. The offspring of the survivors
are all resistant to the virus. Based on
this, it is correct to state that
resistance to the virus is ________ that
______ in environments that contain the
virus compared with individuals who
are not resistant.
In Asian elephants, some males have having tusks is an adaptation in some environments.
tusks and some do not. This
difference is due to their genetic
makeup. Tusked males generally win
competitions for females and as a
result, they father more offspring
than non-tusked males do. But,
because of hunting of elephants for
tusks, the frequency of non-tusked
males has been increasing in recent
years in several populations of Asian
elephants. In male Asian elephants ...
Which of the following is TRUE about If it can replicate its genetic material using its own
all living things? mechanisms, it is likely to be alive.
If it has ______ in it, it is most probably cells and DNA
alive!
Solution guide(Verified)
Terms in this set (83)
You are studying a sample of water It does not contain cells.
from another planet to determine if it
contains living organisms. Which of
the following results would cause
you to say that it DOES NOT contain
life?
Which of the following states an A bacterial cell originates in a previously sterile (i.e.
observation that argues against what devoid of any living organism) environment.
Cell Theory tells us about cells?
Which of the following facts about Viruses do not contain ribosomes
viruses makes it clear that they
CANNOT be classified as living
organisms?
,Which of the following organisms All of the organisms listed can reproduce
CANNOT reproduce?
A sample collected from Mars is these things are NOT living organisms because
being examined for evidence of life. they do not have DNA.
The scientists examining it find
somethings that look like cells. Each
unit is surrounded by a cell
membrane and contains ribosomes.
But they do not contain DNA or a
nucleus. This suggests that according
to the definition of life on Earth, ...
The graph shows giraffe heights on There is variation in the trait being measured in this
the horizontal axis. Which of the population of giraffes
following can we directly infer from
the information in this graph?
Which of the following is an example A population of fish in a lake has smaller body size
of evolution? on average compared to five years ago because
fishermen have been hunting and killing the larger
fish. Body size is dependent on DNA in this
population of fish.
Natural selection acts on _________, individuals; populations; a mechanism of evolution
alters __________, and is ___________.
, You visit a distant planet and find a heritable trait; increases fitness
some small furry things called
tribbles. You take them aboard your
space ship and they reproduce so
much that they start to destroy the
space ship. Your ship biologist
develops a virus to kill the tribbles,
and it succeeds in killing 99% of
them. The offspring of the survivors
are all resistant to the virus. Based on
this, it is correct to state that
resistance to the virus is ________ that
______ in environments that contain the
virus compared with individuals who
are not resistant.
In Asian elephants, some males have having tusks is an adaptation in some environments.
tusks and some do not. This
difference is due to their genetic
makeup. Tusked males generally win
competitions for females and as a
result, they father more offspring
than non-tusked males do. But,
because of hunting of elephants for
tusks, the frequency of non-tusked
males has been increasing in recent
years in several populations of Asian
elephants. In male Asian elephants ...
Which of the following is TRUE about If it can replicate its genetic material using its own
all living things? mechanisms, it is likely to be alive.
If it has ______ in it, it is most probably cells and DNA
alive!
