Why is the mitochondria called the powerhouse of the cell

Lead has a density of 11.3 g/cm3 and a mass of 282.5 g. What is its volume?

Why are microbes not the easiest organism to destroy?

Which of the following statements best explains the impact deforestation has had on the water cycle?

Why might soils rich in organic matter not be fertile? a. Soil fertility comes from a balance of organic matter and other mineral nutrients. b. Large amounts of organic material make soil retain too little water. c.

What class does the penguin belong to

A parent with freckles is crossed with a parent without freckles. The Punnett square shows the possible genotypes and phenotypes of the offspring. Which statement accurately describes the probability of phenotypes? A.

What is the basic buuildings block for all organisms

The nurse observes that 12 hours after birth the neonate is hyperactive and jittery, sneezes frequently, has a high-pitched cry, and is having difficulty suckling.

In humans red blood cells are primarily produced in the red marrow. To which body system does red marrow belong? A. integumentary system B. circulatory system C. muscular system D. skeletal system

Plaque consists of a biofilm, with bacteria carefully arranged in a community. what are the advantages of forming a biofilm?