The portion of the tooth that is used for mastication and is visible in the oral cavity is the

a. root.

b. cervix.

c. gingiva.

d. crown.

How do doctors know which blood types can be given to people in need of blood?

All living things are made of organic compounds which contains which element

Which statement best describes the central nervous system

What do beavers make that results in a wetland ecosystem?

Extracts of the rosy periwinkle, catharus roseus, have provided medicine with vincristine and vinblastine, drugs now available for treating cancer. the ability to find this species of plant and discover these drugs is a strong argument for

4. Water has a high specific heat capacity. Specific heat is a measure of heat capacity, is the heat required to raise the temperature of 1 gram of water 1°C.

Describe the activity of protons when an acid and base are mixed together

Cystic fibrosis is an autosomal recessive disease. If parents, both suffering from cystic fibrosis, have children, what is the probability that one of their children will have the disease? A) 25% B) 50% C) 75% D) 100%

Consider this scientific name: Homo Sapiens. What is wrong with the way it is currently written? Group of answer choices Genus name should be lowercase Genus and species names should both be lowercase Name should not be italicized Species name

What part of cellular respiration could not occur if there was no oxygen present? what would happen instead?