A student poured a solution of bromothymol blue indicator into one test tubes. Then, he placed an aquatic plant in it, as shown below. He placed a stopper on the test tube and placed it in a sunny window for 24 hours. After one day, he then placed the test tube in the dark for 24 hours. Bromothymol blue turns from blue to yellow in the presence of CO2.

Compare the depth of field when focusing with low power and high power. which power has the greater depth of field?

As a result of climate change earths temperature is rising and sea ice is melting what is a likely effect? answer : populations of walruses and polar bears will decline

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