fossil evidence from the cambrian period indicated a large, rapid spike in speciation of marine species accompanied by increases in the number of genera and families. this would support which model of evolutionary change?

meteorologists would compare a new weather map with one 24 h old to see how fast a front is moving.

the answer is: trichonympha lives in the gut of termites and digests cellulose eaten by the termite.

this is an example of a symbiotic association of a protozoan with its mode of association.

hope i

-lavira: )

the correct answer is sex-linked recessive.

i just took the test