DNA studies can be used to make all of the following conclusions except that  

A.  The gibbon ape line diverged about 15 million years ago.
B.  Orangutans split off about 10 million years ago.
C.  The gorilla lineage diverged about 8 million years ago.
D.  Modern man remained changeless for the last 1 million years.


D.  Modern man remained changeless for the last 1 million years.

Biology & Microbiology

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If 2 spot (S) is dominant to 4 spot (s), give the

genotypes for the parents in the following crosses: (a) 2 spot x 2 spot yields 2 spot and 4 spot (b) 2 spot x 4 spot yields only 2 spot (c) 2 spot x 4 spot yields 2 spot and 4 spot (d) 2 spot x 2 spot yields only 2 spot (e) 4 spot x 4 spot yields only 4 spot What will be an ideal response?

Biology & Microbiology

The Antennapedia complex and the bithorax complex of genes all encode transcription factors that have a 180-bp DNA-binding domain. What is this domain called?

What will be an ideal response?

Biology & Microbiology

When designing a building for passive solar heating in the northeast Ohio, which direction should the windows face to absorb the most energy from the winter sun?

A. east B. west C. north D. south E. northeast

Biology & Microbiology

Population increase is most influenced by ____

a. percentage of humans in the pre-reproductive and reproductive age groups b. number of individuals in the post-reproductive age groups c. percentage of individuals in the reproductive age groups d. number of women in the reproductive age groups e. number of men in any age group

Biology & Microbiology