Name 2 problems that scientists have when classifying species.

Puffer fish can be toxic to eat because they contain tetrodotoxin, a poison that blocks voltage-gated sodium channels. If you consumed this toxin, what effect would this have on motor neurons?

How does the heart fit into the level of organization?

What is a cirulatory system

Are Pokemon based on real animals?

What is the sequence of defense for fighting off pathogens

At which trophic level are dragonflies that consume

Which example is an organism? A. bacteria B. heart C. clay D. soil

What are some examples of a chemical reaction?

If you continue to increase the intensity of light that a plant receives, what happens? A. The rate of photosynthesis increases indefinitely with light intensity. B. The rate of photosynthesis decreases indefinitely with light intensity. C.

Three structural changes that occur in young unmodified plant cells as they develop into xylem tissues