A population that is growing exponentially in the absence of limiting factors can be illustrated by which curve?
a. S-shaped
b. J-shaped
c. one that terminates in a plateau phase
d. bimodal
e. binomial
b
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If genes are described as "sex linked," then they are ________.
A. typically on the Y chromosome B. typically on the X chromosome C. located next to one another D. expressed only in women or only in men
Vascular plants hydrate photosynthetic cells using _________, whereas bryophytes do soVascular plants hydrate photosynthetic cells using _________, whereas bryophytes do so using _____________
A. surface water; soil water B. soil water; surface water C. xylem; phloem D. xylem; surface water
Which of the following is (are) common fish
adaptation(s) to the challenges of life in water? a. fins b. swim bladder c. streamlined body d. scales e. all of these
The polio vaccine currently administered in the U.S., known as IPV, is an example of a(n) ________ vaccine
A) attenuated B) whole inactivated C) subunit D) toxoid E) recombinant