The map shows the distribution of three species of organisms observed during a population survey. Identify the pattern of distribution shown by

each species

clumped

uniform

random

In cattle, consider that the lack of horns is dominant to the presence of horns. A bull without horns is crossed with a horned cow. Of four offspring, one is horned and the other three lack horns. The bull is

Put in order from first to last Prophase I Prophase II Anaphase I Anaphase II Metaphase I Metaphase II Telophase I Telophase II

Imagine you are studying seafloor spreading along two different oceanic ridges answer

Explain how we know that organisms that lived millions of years ago are related to the organisms of today.

Excessive use of fertilizers has little impact on aquatic life. Explain.

What condition causes storms to occur • freezing of water droplets • Sudden change in air pressure • Condensation of water vapor • rapid heating of upper atmosphere

Explain the significance of anaphase 1

Explain the differences between the human egg and the chicken egg. Use what you see in the eggs and what you know about the way chickens develop in the shell and humans develop in the womb to formulate your answer

What is the product of spermatogenesis?

Meiosis and mitosis different?