3. Which of the following is not an example of an ecological study? a. How tendons and ligaments enable movement in mammals.
b. Population growth in fruit flies.
C. The food web of the Serengeti.
d. How foreign barnacles affect the health of local ecosystems.

What best describes lactic acid fermentation?

Select the true statements about eubacteria. most live as decomposers and heterotrophs. most only thrive in a narrow range of environments. certain eubacteria are responsible for food poisoning. eubacteria thrive in extreme environments.

Tay-sachs disease is caused by a mutation in the hexa gene located on chromosome 15. tay-sachs follows an autosomal recessive pattern of inheritance. with the of the diagram, identify which of the offspring will be an unaffected carrier. a diagram showing the genes of parents who are carriers of tay-sachs disease a. a, b, and c b. b and c c. a and d d. a e. d