The levels of cerain ions in the blood are regulated by the kidneys and help determine?

a. Emptying of the bladder
b. Blood sugar levels
c. Body temperature
d. blood pressure


Answer: d. blood pressure

Biology & Microbiology

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Studies of the Pax6 gene and its homologs suggest that

A. the eye has evolved independently multiple times. B. the eyes of many different species are descended from a common ancestor. C. the master genes of the eye in various species are not homologous. D. the simple eyes of invertebrates and complex eyes of vertebrates arose from two different ancestral control genes.

Biology & Microbiology

In humans, there are three genes encoding different nitric oxide synthase enzymes. These three genes form a ____

a. multigene locus b. replicate gene family c. multi-enzyme family d. multigene family e. gene grouping

Biology & Microbiology

Which of the following is thought to be most closely related to the anthropoids?

a. lemurs b. galagos c. lorises d. tarsiers e. marsupials

Biology & Microbiology

Fungi cannot be found growing in nutritionally poor and adverse conditions.

Answer the following statement true (T) or false (F)

Biology & Microbiology