A gene contains 4 exons and 3 introns. Each exon may, or may not be present in the corresponding mRNA. How many different proteins can this gene code for:

Which of the following is not a potential result of deforestation?

Cathy hypothesized that corn would not grow in mud. to test this hypothesis, she took corn kernels and placed 5 in mud, 3 in soil, and 2 in water. to her surprise, the kernels in the mud grew faster than the kernels in the soil. what error might have caused these unexpected results? a. wrong hypothesis b. not enough variables c. undefined control d. too many variables

Warmer ocean surface water would most likely be found near