The eukaryotic cell's glycocalyx is
A. mostly polysaccharide.
B. composed of many diverse proteins.
C. protection against osmotic lysis.
D. also called the cell wall.
E. the site where many metabolic reactions occur.
Answer: A
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Bioinformatic analysis of genomic nucleotide sequences using specialized software and high-speed computers make it possible to determine how proteins encoded by ORFs are post-translationally modified.
Answer the following statement true (T) or false (F)
What is most likely to be an epiphyte?
A) a plant growing on the branches of another plant B) a plant that captures insects C) a plant with a very deep root system D) a plant that parasitizes another plant
Homeostasis is defined as the ability of an organism to
A. anchor itself to the rocks or soil of a body of water. B. carry out chemical reactions. C. sexually mature. D. withstand extreme temperatures. E. maintain a stable internal environment.
The "one-gene, one-enzyme" hypothesis concluded that
A) only certain genes function in cells. B) enzymes regulate gene activity. C) DNA is transcribed into RNA, which is translated into protein. D) specific enzymes give rise to specific genes. E) each allele codes for a single type of protein.