What is the major lipid found in membranes?
A. cholesterol
B. phospholipids
C. steroids
D. saturated fatty acids
E. triglycerides
Answer: B
Biology & Microbiology
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If the DNA triplets are ATG?CGT, the mRNA
codons are a. AUG?CGU. b. ATG?CGT. c. UAC?GCA. d. UAG?CGU. e. all of these.
Biology & Microbiology
Which population would have the lowest ecological footprint?
a. United States b. China c. India d. African nations e. Great Britain
Biology & Microbiology
What process refers to dramatic phenotypic changes that sometimes occur in evolution, such as the
appearance of feathered wings during the evolution of birds? a. paedomorphosis b. gradualism c. macroevolution d. allopolyploidy e. microevolution
Biology & Microbiology
A facultative anaerobe can perform both aerobic and anaerobic respiration?
a. true b. false
Biology & Microbiology