Chemical weathering is noted by which of the following?
a. does not change the appearence
b. changes the appears
c. changes the chemical makeup of the rock
d. turns the rock into a carbon based compound

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 why ecosystem diversity results in species diversity in a healthy biosphere

What makes a dominant allele different from a recessive allele