The optimal foraging theory states that when animals forage, they maximize their ____ per unit of foraging time
a. migration rates
b. energy intake
c. ability to capture prey
d. interaction with predators
e. ability to hide from predators
b
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In angiosperms, a ________________ is contained in the anthers or ovaries, and the ____________ consists of the rest of the plant
A. sporophyte; bryophyte B. gametophyte; sporophyte C. sporophyte; gametophyte D. bryophyte; sporophyte
Which of the following is NOT a common female cause of infertility?
a. oviduct blockage b. ovulation problems c. uterine damage d. cervical problems e. undescended gonads
Populations that exhibit logistic growth still exhibit exponential growth. This statement is
a) true; populations exhibiting logistic growth go through a period of exponential growth before growth rates level off around zero b) true; logistic growth is another term for exponential growth c) false; populations exhibiting logistic show exponential growth when the population size is greater than the environment's carrying capacity d) false; exponential growth and logistic growth are characteristics of different species e) true; however this can only occur in different populations of the same organism because one population cannot exhibit both types of growth
Gene expression is influenced by many factors. Which of the following is a factor in gene expression?
A.) phenotype B.) pedigree C.) environment D.) karyotype