18. Some viruses attack cells by attaching to their outer covering, entering, and taking over their genetic “machinery." Viruses are able to invade cells after first
attaching to their

The kind of fertilization found in the majority of aquatic animals is (internal or external) fertilization.

Select the correct answer. 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

Explain how light energy is turned into chemical energy? ! due tomorrow!