Pure water is most dense at a temperature of:

1.6oC
2.4oC
3.2oC
4.0oC


2

Biology & Microbiology

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Gene flow is the

A) migration of individuals between populations. B) transfer of genes within a population. C) variation of alleles within a population. D) movement of alleles between populations.

Biology & Microbiology

Which of the following organelles is not part of the endomembrane system?

A) ribosome B) endoplasmic reticulum C) Golgi apparatus D) lysosome E) secretory vesicle

Biology & Microbiology

If the gene for yellow body color (y) is an X-linked recessive and its dominant counterpart (y+)

produces wild body colors, give the phenotypes expected and their frequencies for the following four crosses: (a) yellow female ? wild male (b) wild carrier female ? wild male (c) wild carrier female ? yellow male (d) homozygous wild female ? yellow male What will be an ideal response?

Biology & Microbiology

In which of the following reactions must the equivalent of a water molecule be added in order to break

a bond? a. fatty acids + glycerol ? fat b. glucose + fructose ? sucrose c. glycogen ? glucose d. alanine + glycine ? dipeptide e. glucose ? cellulose

Biology & Microbiology