Please Answer 1. A student wrote the following verbal representation of this storyboard:

There were freckled and non-freckled Bobbits on the island, eating and breeding. Freckled Bobbits were more fit because they blended in with the speckled sand. Over time as each Bobbit adapted, freckled Bobbits dominated over the non-freckled Bobbits.

Identify 2 problems with the verbal description and explain why it's important to fix the problem & how you would fix it.​

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

Acell in the human nervous system whose primary function is to form myelin and the blood-brain barrier, respond to injury, remove debris, and enhance learning and memory is called a(n) cell.

Refer to the family pedigree shown here. in generation i, one parent is affected by the gene mutation and one parent isn't. in generation ii, all three children are affected by the gene mutation. what can you conclude about this gene mutation? a. all children born in future generations will be affected by this disorder. b. this gene mutation is a dominant disorder. c. this gene mutation is a recessive disorder. d. the generation i mother is a carrier of this gene mutation.