Imagine that there were no more fires. How might populations of plants and animals in a forest ecosystem be affected?

Would passive or active immunity protect you from a bacterial infection you have head before?

What is the basic form of matter which cannot be broken down any further? A a compound B an element C a chemical reaction D an organism

hen faced with a sudden drop in environmental temperature, what will happen to an ectothermic animal? it is likely to experience a drop in body temperature it will increase muscle activity to produce heat adjust its fats stores to be more insulating

How does the angle of the sun in the sky effect the seasons?

Explain Protein Synthesis in your own words.

What do arteries do?

What is a biological entity?

How do animals use sex, besides procreation

15. What are three methods or types of evidence used by scientists to determine when things happened?

Hydroelectric power produces electricity using?