When can a mutation be beneficial or good to a living organism?

Why is having a tumor worse for a small animal than it is for a large animal?

Many different immigrants groups came to Texas during the 1840s and 1850s to?

Which of the following statements about minerals is false? A. Minerals reflect light in different ways. B. The color of a mineral's powder doesn't change. C. The densities of many minerals are quite similar. D. A mineral can break in only one way.

What is endosperm? a. the leaves that are a part of the embryo b. tissue that develops into a protective seed c. coat surrounding the embryo d. the female portion of a flowering plant via cotyledons e. a source of food for the embryo f.

Rh incompatibility between a sensitized Rh + woman and an Rh - fetus can cause hemolytic disease of the newborn. True False

The number of proteins in its nucleus determines an atoms

In cats, some are black, some are orange, and some are calico. All calico cats are always female. This trait represents two inheritance patters. list which two and explain how you know

Which type of organism would not be included in the domain eukarya?

If one link in the chain of infection is missing, an infection can still spread. True or false

4. How might similarities and differences in genetic codes, or the proteins built as a result of these codes, be used to determine how closely related different species are?