Keratin and silk are examples of ________, whereas glucose and maltose are examples of ________
A) proteins; carbohydrates B) nucleic acids; lipids
C) proteins; lipids D) carbohydrates; proteins
A
You might also like to view...
Generally, membrane filters are not used to remove
A. bacteria from liquids. B. microorganisms from gases. C. spoilage agents from alcoholic beverages. D. enzymes.
The utricle and saccule are functional parts of
the a. eye. b. Pacinian corpuscle. c. vestibular apparatus. d. nasal epithelium. e. vomeronasal organ
It is difficult to quantify the consequences of a specific behavioral choice on the probability of survivorship and reproduction
Indicate whether the statement is true or false
Which statement about the B cells' abilities to produce antibodies is most accurate?
A) There are no B cells until an antigen is encountered. B) Most B cells are capable of producing any kind of antibody. C) B cells wait to encounter an antigen and then copy it. D) There may be 100 million different B-cells, each producing a different antibody. E) B cells don't produce antibodies until they develop in the thymus.