AH OMG HELP Identify the structures of the male reproductive system using the drop-down menus.
options are testes, scrotum, pe!is, epididymis, vas deferens, seminal vesicles, semen

d. the weight of the book

your body is trying to warm itself up. or more precisely, sensors in your skin send messages to your brain to generate heat to your body.

in the year 2850, humans successfully colonized mars. the martian modules that were constructed could hold only a small population of people. it is now a century later, and the population on mars has grown to 600 people. of the current mars population, 45 people express the recessive phenotype for phenylketon- uria (pku) syndrome (pp genotype).

explanation:

the answer is either a. or d. if you're talking about fully electric cars, then the answer is a. if you're talking about hybrid cars, the answer would be d.