Sponges have specialized cells called collar cells. Describe how collar cells are specialized for the functions they serve.

Describe one problem that scientists must overcome to develop a vaccine for HIV

Nilgiri, Himalayan and Arabian are which type of animal

The nurse is monitoring a confused older client admitted to the hospital with a hip fracture. which data obtained by the nurse could place the client at increased risk for disturbed thought processes?

What makes something a renewable resource

What is another name for colonizing lands?

Provide two examples of marine organisms that could experience negative impacts because of an ocean with a lower (more acidic) pH.

The mating of a horse and a donkey produces a mule, which is a viable offspring that is infertile. We would conclude that A. A house and a donkey are members of the same species B. A mule can fall into the species lines of both a mule and a horse. C.

How does waste move from the kidney to the bladder in the human excretory systems

A plant uses energy from the Sun to make food. What kind of energy transformation is this? a. light energy to chemical energy b. chemical energy to light energy c. mechanical energy to chemical energy d. light energy to mechanical energy

The major body structures and organ systems form during which trimester