A brown-eyed couple heterozygous for eye color are planning on having two children. What is the
probability that both children will have blue eyes, assuming brown eyes is dominant and blue eyes is
recessive?
a. 0
b. 1/32
c. 1/16
d. 1/4
e. 1/2
C
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Which of the following receptor and signal transduction molecules are mismatched?
A. sensor kinase receptor (NarQ): NarL B. G-protein coupled receptor: adenylyl cyclase C. G-protein coupled receptor: phospholipase C D. enzyme linked receptors: protein kinase E. steroid receptor: calcium
Which of the following are key elements of detrital food webs?
a. Fungi b. Herbivores c. Carnivores d. Plants
Enzymes in the body catalyze biochemical reactions and ____
a. are chemically changed at the end of the reaction b. are destroyed at the end of the reaction c. are processed into substrate molecules d. convert substrate molecules into products e. convert products into substrate molecules
Messenger RNA editing is an example of gene expression at the _________ level.
a) preternatural b) post-translational c) post-transcriptional d) translational e) transcriptional