If you dissected an owl pellet and found several of the skulls shown, what would you conclude is the preferred prey of this owl?

(A) Bat

(B) Gopher

(C) Mouse

(D) Shrew

6. What pressure system is associated with fine/fair weather?

What is a gene? A. the different forms of a trait B. a segment of DNA that is the basic unit of heredity C. the appearance or characteristics that are seen in an organism D. an organism's allele combination

Why do plant cells not need centrioles for mitosis or meiosis?

The figure shows a classic experiment that demonstrates the principle of osmosis. The left side of the U-tube is filled half-way with 10% red sugar water.

Kangaroos are Australian herbivores. They live in the countryside as well as near towns and homes. Which organism would have a niche most similar to that of a kangaroo?

What example is a vector quantity

Pollen contains the male gamete for plants. What kind of cells are pollen cells?

Why is the process of copying DNA called semiconservative replication? Each strand is a mixture of old and new nucleotides. One strand runs from 5' to 3' and the other runs from 3' to 5'. The process happens very slowly to conserve energy.

Describe the location and the length of the incision you will make in the earthworm

Which situation is a good illustration of a biologically resistant species? A) A mule, despite being the product of two different species (a horse and a donkey).