The total number of organisms an ecosystem can support is its tolerance range. True or false

Pioneer species in forests 2. left after a disturbance 3. a volcanic eruption, forest fire, or disease 4. mature hardwoods 5. Annual plants 6. Perennials 7. Softwoods like pines 8. pioneer species in lakes 9. pioneer species in sand 10.

Describe the path that air takes through the respiratory system beginning with the mouth and ending in the lungs

List the monomers that are linked together to form each of the following macromolecules (What are the building blocks of each macromolecule): Proteins: Carbohydrates: Nucleic acids:

Vegetative reproduction is a form of sexual reproduction in plants.

Direction-specific neurons become fatigued after you look at something moving in one direction for a while, so when you look away, motion detectors for all other directions are more active. True / False.

Andrea works in an office where frequent outbreaks of colds and viruses occur. however, andrea stays healthy most of the time and rarely misses work.

What are the main ecological roles of bacteria?

How does the immune system work with the circulatory system

After the DNA zips itself back up into a double helix, what does the mRNA do

Which factor could contribute to an overall population decrease? A) decreased birth rate B) increased immigration C) decreased infant mortality D) decreased overall mortality