Cephalization is (a) the division of the trunk into a scolex, neck, and body. (b) the presence of a head with sense organs. (c) sexual reproduction involving self-fertilization. (d) the ability to replace lost body parts. 2. Flatworms (a) are radially symmetrical. (b) possess a body cavity. (c) reproduce by parthenogenesis. (d) have tissues derived

15 points come and ! which characteristic describes all bacteria? a rod-shaped b microscopic c multicellular d autotrophic

Twind is considered to be an abiotic factor because it.?

3points hurry! what is the relationship between biotechnology, sharkskin, and disease resistance? bioengineers have developed an artificial sharkskin that does not allow resistant bacteria to grow on it. disease-causing microbes have been genetically modified to keep them from infecting the skins of sharks. scientists have created a device that can be attached to the skins of sharks that dramatically increases their abilities to resist disease. sharkskin produces many chemicals that can be collected and used to create antibiotics.