How is the production of mercury from burning coal an environmental hazard?

What property of water best explains why the blue water moved up the celery stalk? a - specfic heatb - surface tensionc - densityd - capillary action

If wall vascular bundles in branch are damaged the branch will become weak and die why

If a rat had a lesioned (surgically removed) amygdala and was then placed in the same room with a cat, what would the rat's behavior likely look like? the rat would likely:

If salinity increased at the poles, the water near the poles would A. decrease in density, so it would sink more slowly B. Increase in density, so it would sink more rapidly C. decrease in density and become water vapor D.

What is the basic life cycle of a plant?

The blueprint of genetic code is known as

2. Energy can change forms. When it does, some energy is changed to a form that cannot do work. A) DNA B) motion C) heat D) fat

Can recessive genes be expressed if the gene pair is heterozygous and why?

What is the number of zebras in a zoo considered?

What protein is involved in forming a ring around the neck of a clathrin-coated bud and pinching the vesicle off of the membrane?