A trapezoid has an area of 75 square inches, and its two bases are 8 and 17 inches long. Find the height of the trapezoid.

Plants gather the suns energy with light-absorbing molecules called?

AT THE horse evolved from its ancestors due to changes in feeding habits substantial changes occurred in the shape of its teeth.

A protein is 300 amino acids long. Which of the following could be the number of nucleotides in a bacterial gene that codes for that protein? 1) 3 2) 100 3) 300 4) 900 5) 306 2.

Which area of the brain controls the heartbeat, digestion, and breathing?

1. Biological anthropology is: a) a science about human biological variation and human evolution b) a science about the origin of life c) a science about the diversity of life forms on Earth d) a science about human genetics e) a science about

Four reasons why the indigenous tuli breed would be superior to exotic breeds

Why is carbon important for forming complicated molecules?

Why can't energy be recycled?

Of the following, which is most likely to be considered a developing nation? Zambia Switzerland Canada Israel

What effects does crossing over have on a chromosome?