7. Atmospheric changes in Earth's history have caused large temperature changes through time. Explain how knowledge of these past connections between
atmosphere and climate can inform us about modern-day climate change.

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

Why has two different alleles for the same trait?

What are 3 reasons that natural selection occurs