10 points! What does the principle of uniformitarianism tell us about the past?

A. The past is the key to the future.
B. The past has no bearing on the future or present.
C. Processes at work in the past were very different than those at work today.
D. Processes at work in the past are the same as those at work today.

i don't know, but does anyone wanna be friends? i'm doing my homework at 1: 49 in the morning : /

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: b. pantala flavescens, because these organisms would have a high level of genetic variation due to sexual reproduction.  

because involves two organisms (parents) whose genetic material combines, sexual reproduction leads to genetic variation in new generations of offspring. the offspring is an unique organism, with new genome, more protected with the higher ability to adapted. this process is fundamental to evolution.