The minimal amount of nutrients needed every day by healthy people to prevent nutrient deficiencies is called the
A) RDA, Recommended Dietary Allowance.
B) minimum mineral requirements.
C) minimum vitamin requirements.
D) varied diet of minerals and vitamins.
Answer: A
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Ovules mature into _________, while ovaries mature into _____________ .
(a) seeds/fruits. (b) stamens/seeds. (c) seeds/carpels. (d) fruits/seeds.
Starting from the root of a phylogenetic tree, any node that is shown farther from the root than other nodes, means
A. the two species (or groups of species represented) at the farthest node diverged by sympatric speciation.
B. that only those species at the farthest node, from the root, are in a clade.
C. convergent evolution has selected for the species (or groups of species represented) to be similar.
D. the species (or groups represented) diverged most recently from a common ancestor.
E. the species (or groups of species represented) are in the outgroup.
Describe the production and action of ADH
What will be an ideal response?
Which types of hormones can enter cells and turn specific genes on and off?
a. steroid and peptide hormones b. steroid and thyroid hormones c. thyroid and peptide hormones d. peptide and phospholipid hormones e. steroid and phospholipid hormones