___________, such as sea stars, are invertebrate
members of the deuterostome lineage. Fill in the blank(s) with the appropriate word(s).
Answer: Echinoderms
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An example of a primary consumer is a(n) ____
a. tiger b. grasshopper
c. eagle d. hyena e. snake
The "primary structure" of a protein refers to _____.
A. the ? helix or ? pleated sheets B. interactions among the side chains or R groups of the amino acids C. coiling due to hydrogen bonding between amino acids D. the weak aggregation of two or more polypeptide chains into one functional macromolecule E. the sequence of amino acids
Spicy foods often contain the chemical capsaicin, which activates certain receptors in the mouth, causing your mouth to feel like it is "burning." The receptors activated by capsaicin are also activated by
A) sweet foods. B) salty foods. C) very hot temperatures. D) glutamate. E) acidic foods.
What type of immunity is produced by the body when a person contracts a disease?
A. innate immunity B. naturally acquired passive immunity C. artificially acquired active immunity D. artificially acquired passive immunity E. naturally acquired active immunity