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bio exam 2 clickers

Terms in this set (21)

what factors permitted early plants to successfully colonize land
the limited number of potential predators, limited number of competitors
a sporangium is normally?
diploid
archegonia are?
female
What generation is dominant
in the bryophytes?
gametophyte
The following are all adaptations in plants to life on land except?
cellulose synthesizing complexes
• In which of the following taxa does the mature
sporophyte depend completely on the gametophyte for
nutrition?
Bryophyta
Which of the following is a TRUE statement about plant
reproduction?
gametophytes represent the generation that produces egg and sperm cells
Gymnosperms
A plant that produces seeds that are exposed rather than seeds enclosed in fruits
angiosperms
A flowering plant which forms seeds inside a protective chamber called an ovary.
the fungal vegetative body is
composed of
hyphae
Ecologically, fungi are important because
they are____.
decomposers of inorganic material
Lichens are a symbiotic relationship
between
algae and fungi
Which of the following names does not describe a phyla
of fungi?
oomycete
Choose which scientist corresponds best with the
statement: organisms change due to inborn urge
lamarack
In geology, the concept of _______________suggested that the
earth is constantly subject to shaping and re-shaping by slow but
continuous processes.
gradualism
Which of the following statements is TRUE about
artificial selection?
artificial selection potentially favors traits that maybe detrimental under natural selection
An examples for a homoplasy in the lecture was
fins of whales and ichthyosaurs
What is convergent evolution?
the evolution of similar characteristics in two species with different evolutionary ancestors
This species concept says something is the same species
based on their ability to mate with one another and to
produce viable, fertile offspring.
biological
A reproductive barrier that occurs before the
sperm fertilizes the egg is a
prezygotic
Darwin's finches, where 14 species evolved from a
common ancestor is called
adaptive radiation
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