The lipid layer that forms the foundation of cell membranes is primarily composed of molecules called __________
A. phospholipids
B. fats
C. proteins
D. carbohydrates
A
Biology & Microbiology
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What structure is indicated by: 10A, 15T, 3G, 7C?
A. Double-stranded RNA B. Double-stranded DNA C. Single-stranded RNA D. Single-stranded DNA
Biology & Microbiology
Which of the following is an increase in the diameter of bones?
a. perichondrial growth b. interstitial growth c. appositional growth d. endochondral growth
Biology & Microbiology
Are constructed of all four basic tissue types
a. Organs. b. Systems. c. Cells. d. Organelles.
Biology & Microbiology
Which is true about Stage 2 sleep?
-it generally makes up 50% of an adult's sleep time -it is characterized by Theta waves, sleep spindles, and K complexes -breathing becomes regular -muscles become more relaxed
Biology & Microbiology