What criteria does scientists use to classify plants?

Under what circumstances does membrane transport always require energy?

In december 2004, a tsunami (giant wave) destroyed many of the marine organisms along the coast of the indian ocean. what can be expected to happen to the ecosystem that was most severely hit by the tsunami

Electrons, protons, and neutrons are three subatomic particles of an atom. If the atom undergoes a change and becomes a positive ion, which subatomic particle is lost in this process?

Read the following passage from "The women's baths"? "I have never know my grandmother to be generous and open-handed as on the day which we spent at the market baths".

All of the following are reasons why friendships are more highly valued by older people in late adulthood than family relationships expect?

Once pathogens have penetrated the non-specific barriers, they are confronted by macrophages and natural killer cells. how do these cells contribute to maintaining homeostasis?

What happens when a plate carrying oceanic crust collides with a plate carrying continental crust?

What carbohydrates humans can't digest?

What is the relationship tween genes and chromosomes a. Chromosomes contain one or more genes b. Genes contain one or more chromosomes c. Chromosomes use DNA code to manufacture genes d. Genes use DNA code to manufacture proteins for chromosomes

explain how the genetic information in one of your body cells compares to that found in other body cells