A cross is made between two parents, both with genotype Aa. What is the probability that an offspring will have the genotype aa?
O 1/8
O 1/4
O 1/2
O 3/4

Which codon is the code for the amino acid histidine (his)?

Now it's your turn to investigate human impact around the world. grab your virtual lab coat and put on your environmental science hat. you will be taking a trip around the globe to explore three locations. at each location, you will investigate the cause and effect relationships of deforestation, desertification, and urbanization. you will also gather evidence of how these factors have impacted the environment over time

Question#29: why does the tropical ocean have a greater temperature range than the temperate ocean?