dynamic study module chapter 46

which of the following is the correct sequence of stages in the development of sperm during the process of spermatogenesis?

Spermatogonial stem cell; spermatogonium; primary spermatocyte; secondary spermatocyte; early spermatid; sperm cell

what is an advantage of internal fertilization ?

Internal fertilization can occur outside of aquatic or marine habitats.

a hermaphrodite is _______

an individual with both male and female reproductive systems

seasonal changes can be important to reproduction because ______

availability of resources to invest in gestating offspring can vary with season availability of resources on which young can feed can vary with season migration and other seasonal movement patterns can affect the possibility of finding a mate environmental stresses that could affect offspring survival can vary with season

which of the following is a means of sexual reproduction?

fusion of egg and sperm

which reproductive method is the most prevalent in mammals?

internal fertilization

which of the following is an accurate statement concerning mating behavior in asexually reproducing species?

mating behavior is a stimulus that can help to bring about ovulation in asexually reproducing species

which of the following is an accurate statement about sexual reproduction?

most animals produce offspring by sexual reproduction

which of the following is an accurate statement about parthenogenesis?

pathogenesis appears rarely in vertebrates

which of the following is the correct path that sperm travel when leaving the body of a human male?

seminiferous tubule; epidemics; vas deferens; ejaculatory duct;

Individuals clustered in the same area that release their gametes into the water at the same time are engaging in __________.

spawning

Some insect females are able to store sperm in __________ until environmental conditions are favorable for the development of their offspring.

spermathecae

the human female's external reproductive structures are ______

the clitoris, two sets of labia, and vaginal opening

the "two-fold" cost of sex refers to ______

the lower numbers of reproductive offspring produced by individuals of species that have two sexes