Based on the three requirements already • discussed, how would we classify viruses? a. viruses are living organisms. b. viruses are not living organisms; they all have different shapes and structure. c. viruses are not living organisms; they cannot reproduce by themselves. d. viruses are not living organisms; they do not go through a growth phase.

~~16. while watching a special on animals, brianna discovers that hares tend to lose heat through their ears. based on this and what is known about surface-to-volume ratios, propose an explanation as to why hares that live in hot climates (such as the desert) have large, extended ears

Consider darwin's first writings on the theory of natural selection. an important point of darwin's essay on the principle of population, written in 1798, was a peer's observation that in nature plants and animals produce far more offspring than can survive, this observation can be attributed to a) charles lyell. b) thomas malthus. c) jean-baptiste lamarck. d) johann friedrich meckel.

The mixture of sperm and fluids from the seminal vesicles, prostate gland, and cowper's glands is called