Why do you suppose the intestine is so long compared to the rest of the digestive tract?

At what level in a food chain do you find the most energy, biomass, and number of individuals? describe how energy flows through a food chain.

What type of stress occurs when a rock mass is pushed in opposite directions?

What's the difference between an elephant and a matter baby?

Water in the diet can come from the foods that you eat, as well as liquid foods and beverages. The dietary reference intake for water considers the water obtained from both foods and beverages.

What is meant by the bioavailability of a vitamin in food? the total amount available from plant and animal food the amount absorbed and subsequently used by the body the number of kcal that can be produced from the vitamin the amount that escapes

Which term best describes clusters of light-absorbing pigments? Photosystems Grana Thylakoids Chlorophylls

Plants can reproduce A. only by cutting or budding. B. only using pollination. C. sexually and asexually. D. constantly.

Phasic receptors: a. are quick to adapt to a particular stimulus intensity. b. slowly decrease the frequency of action potentials generated to a constant stimulus. c. are attune to parameters that the body must continuously assess. d.

The automobile engine is the largest source of (blank) gas. a. Carbon Monoxide b. Carbon dioxide c. Sulfur dioxide d. Nitrogen dioxide

1. How many cells does the human body have, and how many different types are there? 2. What does the author want readers to imagine as they begin reading? Why?