Explain how an inmune system response starts after a macrophage attacks a pathogen?

2. Give two examples of each: (a) Unicellular animals (b) Unicellular plants .

How many chromosome would be found in dog gametes? how many chromosomes would be found in deer mouse brain cells? how many chromosomes would be found in deer mouse gametes?

Most familiar non-vascular plants that contain simple conducting cells are

To be useful, a scientific name has to refer to a. all living species b. all living & extinct species c. all species in one habitat d. a single species

The basic unit of heredity in a human being is the: a. gene c. cell b. protein d. blood

Instinct is a changing, biologically inherited behavior pattern. T or F?

In which section of the nephron does the filtrate have a higher osmolarity than the blood when it enters and lower osmolarity than the blood when it leaves?

A population is best represented by

Carolyn suffers from the excessive secretion of insulin in the bloodstream. the medical term for this condition is

Some biological hazards (such as bacteria, viruses, parasites, and fungi) are undetectable by sight, smell or taste and can potentially cause an illness. What are these biological hazards called?