What makes up the inorganic part of soil?

earthworms and bacteria

dead organisms

bacteria

rock and mineral particles

Which of the following statements regarding mercury is TRUE? Mercury is a mild toxin and produces no long lasting side effects. Small fish such as anchovies and sardines contain the highest amounts of mercury and should be avoided.

Which of the following statements is true regarding DNA? DNA A) contains deoxyribose sugar. B) contains uracil in place of thymine. C) contains a single strand of nucleotides. D) travels to ribosomes for protein synthesis.

What is an easy way to memorize the word ecology

1. What is density? 2. Why is ice less dense than liquid water? 3. Why is it important to ecosystems that Ice floats in liquid water? 4. Why is water considered to be a universal solvent? 5. What is being measured in pH?

What three environmental factors are making meeting this demand even more challenging

What is the difference between sexual reproduction and asexual reproduction in plants?

Muscle growth due to protein synthesis is an example of what kind of reaction

Although not designated as endocrine glands, several organs within the body secrete hormones as part of their normal function. which organ secretes hormones involved in increasing blood pressure and volume and maturation of red blood cells?

Which question can be answered by following the scientific method?

Why do scraped knees and insect bites become red and painful or itchy