The Lygaeus mode of sex determination is the ________
A) XX/XO scheme
B) scheme based on single translocations in the X chromosome
C) XO/YY scheme
D) hermaphroditic scheme
E) XY/XX scheme
Answer: E
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The Deinococci stain Gram-positive but have a layered cell wall and an outer membrane that is more like a Gram-negative organism.
Answer the following statement true (T) or false (F)
Which of the following are symbiotic fungi for 80–90 percent of vascular plant species?
a. Mycoses b. Lichens c. Yeasts d. Mycorrhiza
With a _____ concentration of LDLs and a _____ concentration of HDLs, lipids can build up on artery walls leading
to _____.
a. low; high; atherosclerosis b. high; low; atherosclerosis c. high; high; hypertension d. low; low; atherosclerosis e. high; low; hypertension
Some transport processes use transport proteins in the plasma membrane, but do not require ATP. This type of transport is known as _____.
a. facilitated diffusion b. active transport c. simple diffusion d. endocytosis e. exocytosis