What taxonomic group includes both humans and apes because of their strong degrees of similarity to each other?
A) species
B) genus
C) subfamily
D) subspecies
C
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It is actually the 16S rRNA component of a 30S ribosomal subunit which is responsible for recognition of a Shine-Dalgarno sequence
Which one of the following sequences in the 16S rRNA would you predict is responsible for the interaction between small subunit and mRNA? A. 5-AGGAGGU-3' B. 5-UCCUCCA-3' C. 3-UCCUCCA-5' D. 5-UGGAGGA-3' E. 3-UAC-5'
Antibody diversity is a consequence of
A) the huge number of antibody genes. B) shuffling of antibody genes into different combinations during B cell development. C) differential regulation of antibody gene expression under different circumstances. D) the many types of viruses that exist in nature.
How does inflammation begin?
a. Phagocytic white blood cells migrate to the site. b. A fever starts. c. Capillaries become leaky. d. Arterioles dilate. e. A white blood cell (e.g., mast cell) degranulates.
What is a photosynthetic stem that stores water and is found in succulent plants in the desert?
a. bulbs b. tubers c. stolons d. cladodes e. corms