Organelles and other cellular material are held inside the cell by which of the following?

A.

cellular membrane

B.

nucleus

C.

mitochondria

D.

endoplasmic reticulum

Which of the following is a current group of living sponges? Answer glass demosponges clacareous all of the above

What was healthcare in the ancient world like? How did it provide the foundations for modern healthcare?

How do intrusive rocks form?

In addition to their circular chromosome bacteria also have smaller rings of DNA called

The nucleus is known as the protection area the command center for the cell the cell powerhouse the "door" to the cell

How does information flow through the most common type of cns neuron (iist the 3 regions in the proper order) ?

The thalamus sends auditory information to the primary visual cortex. true or False

Which of the following is an accurate definition of relative age? A. a rock's age as compared to the ages of other rocks B. the number of years since the rock formed C. a rock's age based on how much carbon-14 it contains D.

ALL BUT ONE factor is believed to be the source of Earth's internal heat energy. That is

Which advantages does the skeleton of birds provide for flight? a. Light hollow bones b. Volume and heavy weight for lift c. Rigid structure to anchor strong muscles for flight d. Loosely unconnected bones