Hello everyone. These are 10 multiple questions from biology 101 class. I’ve already answered them, and please take your time and check my answers please. You DON’T have to answer them all, but answer ones you know for SURE. Thank you all very much in advance.
1) The most conclusive evidence used in establishing the relationship of closely related species comes from
a. fossil remains.
b. taxonomy.
c. automated gene sequencing.
d. homologous structures.
e. analogous structures.
ANSWER I PUT IS B
2) Four of the five processes below have markedly influenced the evolution of life. Select the exception.
a. continental drift
b. natural selection
c. inheritance of acquired characteristics
d. geological catastrophes
e. asteroid impacts
ANSWER I PUT IS E
3) automated gene sequencing
a. body structures similar in function but of distant lineage
b. recognizable evidence of the past
c. fast and quantitative method of determining evolutionary relationships
d. modification of body structures from a common ancestor
e. use of accumulated neutral mutations to determine past evolutionary events
ANSWER I PUT IS E
4) Large, flightless, long-necked birds
a. are native to three continents.
b. inhabit dry, open grasslands.
c. closely resemble each other in morphology and behavior.
d. illustrate a biogeographic distribution pattern.
e. all of these
ANSEWR I PUT IS E
5) Fossils
a. are found in underground layers called strata.
b. are distributed underground, with the oldest forms near the top.
c. have more complex structures the deeper they are buried.
d. are the same throughout the world no matter where they are found.
e. that are most like living organisms are found deepest in the ground.
ANSWER I PUT IS A
6) The most important evidence that Darwin used to develop his theory of natural selection came from
a. the Argentine pampas.
b. his boyhood neighborhood in England.
c. the Galápagos Islands.
d. Australia and New Zealand.
e. South America.
ANSWER I PUT IS C
7) Thomas Malthus proposed that
a. the food supply increased faster than the population.
b. the population increased faster than the food supply.
c. the food supply and population increased at the same rate.
d. artificial selection was the key to evolution.
e. natural selection was the key to evolution.
ANSWER I PUT IS B
One part of Darwin’s theory is that individuals with certain traits have an increased competitive edge. The source of these traits is
a. adaptation to the stress.
b. development over a lifetime.
c. inheritance at conception.
d. mutation after birth.
e. all of these
ANSWER I PUT IS C
9) Automated gene sequencing
a. provides a rapid method for accumulating large amounts of data.
b. is used to compare genomes of two species.
c. yields data accessible to scientists around the world.
d. reveals that 50 percent of fruit fly genes have counterparts in humans.
e. all of these
ANSWER I PUT IS E
10) Body parts inherited from a common ancestor are ____ structures.
a. conservative
b. homologous
c. analogous
d. preserved
e. vestigial
ASNWER I PUT IS B