Fungi are both beneficial and destructive. this fungus is living in and on the tree seen here. this is a relationship and could cause the tree to a.; grow b. parasitic; die c.; make fruit d. symbiotic; reproduce

In the diagram below, the northern hemisphere would be in what season at position a a.fall b. winter c.summer d.spring

Restriction enzymes are used in making recombinant dna. describe the role restriction enzymes perform when constructing recombinant dna.

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