A person whose cells all contain a chromosome number of 2n+1 most likely has what type of condition?
A. Trisomy
B. Obesity
C. Cancer
D. Monosomy
E. None, this is the normal chromosome number for humans.
Answer: A
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The metabolic diversity of photosynthetic bacteria stems from different
A) bacteriochlorophylls and pigments they contain. B) chlorophylls they can have and organic compounds they can produce. C) light-harvesting complexes, electron donors, and organic compounds they produce. D) unrelated taxa capable of photosynthesis.
Micro RNAs (miRNAs)
a. are short sequences only 22 or so bases long. b. are noncoding RNA sequences that bind to a protein complex. c. can regulate mRNA translation by cleaving the mRNA. d. can prevent translation of its target mRNA by blocking the ribosome. e. all of these
What type of metal associates with hemoglobin?
What will be an ideal response?
Homologous chromosomes can be matched by their similar structure and function within a nucleus. Which chromosomes making up a genome do not follow the same characteristics of homology?
What will be an ideal response?