Which is evidence of climate change due to geological evolution? *

a. index fossils found in desert areas

b. dry streambeds found in some areas

c. fossils from tropical plants found in arctic regions

d. a lack of fossils in arctic areas?

Determine which of the following economic incentives would likely prompt a person or firm to reduce emission of greenhouse gases. Leave the other items unplaced.

How does carbon become locked inside the earth? A) tree roots expel carbon into the soil as they grow B) humans use machines to pump carbon into large underground tanks C) rocks become richer in carbon as time goes on D) the carbon-rich bodies of

A seed that is dispersed to an area far away from the parent plant will always face less A - competition of space B - chance of self pollination C - favorable conditions for germination D - competition with the parent plants

Epigenetic effects including DNA methylation and histone modifications contribute to the genetic alterations leading to cancer. How do epigenetic changes in cancer cells contribute to the development of cancers?

Is a source of genetic variation that refers to a random error in the genetic code.

One pair of alleles controls eye color in fruit flies. More than ten different eye colors are possible, ranging from bright red to apricot to tan to white. What kind of inheritance is this? How do you know?

Assume that in squashes the difference in fruit weight between a 3-lb type and a 6-lb type results from three independently segregating allele pairs, A/a, B/b, and C/c. Each capital-letter allele contributes a half-pound to the weight of the squash.

What is another important difference between mitosis and meiosis? A. Mitosis can only occur in cells that are diploid (or have higher ploidy). B. Meiosis can only occur in cells that are diploid (or have higher ploidy). C.

What do "adduction" and "abduction" mean?

Which of the following statements about the 'Hobbits' of Flores is FALSE? Select one: a. All the answers are TRUE b. Hobbits were alive at the same time as modern Homo sapiens c.