What form of coloration is shown by many seahorses?
A. aposematic
B. Müllerian
C. Batesian
D. crypsis
E. catalepsis
D. crypsis
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Canine phosphofructokinase (PFK) deficiency afflicts Springer spaniels, affecting an estimated 10% of the breed. Given its critical role in glycolysis, one implication of the genetic defect resulting in PFK deficiency in dogs is _____
A) early embryonic mortality B) elevated blood-glucose levels in the dog's blood C) an intolerance for exercise D) a reduced life span
Which of the following has NOT contributed to the adaptive success of angiosperms over
gymnosperms?
a. vessel elements b. more efficient sugar transport c. ovary d. fruit e. tracheids
A molecule consists of a long chain of glucose monomers linked by covalent bonds and serves as an energy source for plants and animals. Which of the following would describe this molecule?
A) polysaccharide B) oligosaccharide C) monosaccharide D) sucrose
What will happen to a houseplant that's overwatered?
A) The leaves will burst. B) The leaves will wilt. C) The flowers will leak excess water. D) It will grow faster than usual.