What is chemical digestion?
A. The use of physical actions to break down food
B. The absorption of food in the small intestine
C. The use of villi to break down food
D. The breakdown of food by enzymes
Answer: D
You might also like to view...
Water has an important stabilizing effect on temperature in living organisms and their environments because as water absorbs heat, much of the energy is used to ____ instead of raising the temperature
a. create hydrogen bonds b. create covalent bonds c. break surface tension d. break hydrogen bonds e. create hydration layers
Answer the following statements true (T) or false (F)
1. Rosalind Franklin did not share in the Nobel Prize for determining the structure of DNA, although her work was critical to it, because she had died, and it is only awarded to living people. 2.Next-generation sequencing reads millions of sequences at once, and so the general approach is also called "massively parallel DNA sequencing." 3. The "methylome" is the collection of all the methylated sites in the genome. 4. Allelic disorders may result from mutations in different parts of the same gene.
How is active immunity different from passive immunity?
a. Active immunity is slower in onset and shorter-lived. b. Active immunity is slower in onset and longer-lived. c. Active immunity is faster in onset and shorter-lived. d. Active immunity is faster in onset and longer-lived. e. Only active immunity involves antibodies.
The hematocrit measures the relative ability of an individual to fight off infection.
a. true b. false