Natural sources of air pollution include ___. *

internal combustion engines

coal-fired electrical plants

soil dust, wildfires, and volcanic dust

evaporation of solvents

What is the best description of what viruses are made of

How do earthworms contribute to the health of plants?

Does each part of the cell work alone?

Given two habitats, habitat 1 and habitat 2, which habitat would have greater species diversity? habitat 1: species a, 10; species b, 10; species c, 10 habitat 2: species a, 10; species b, 10; species c, 10; species d, 10; species e, 10

During the process of protein synthesis, each tRNA carries one A) fatty acid. B) amino acid. C) nucleotide. D) nucleic acid.

What make a suitabke container for a venus flytrap

Which is characteristic of an enzyme?

Which sugar needs no digestion and can be absorbed directly into the blood?

Male has 23 pairs of chromosomes and female has 23 pair of chromosomes. Then why don't an offspring have 46 pairs of chromosomes which is obtained by the fusion of these two eggs

The cardiovascular is also known as the