What is the function of a vesicle?
What will be an ideal response?
transports proteins and waste around the cell
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In a flowering plant life cycle, which of the
following structures are diploid?
a. megaspores b. male gametophytes c. eggs d. sporophytes e. none of these structures are diploid
The need for larger and more frequent doses of a drug is called
a. addiction. b. habituation. c. psychological dependence. d. synergism. e. tolerance.
In ________, cells are mixed with recombinant DNA and exposed to a brief pulse of high-voltage electricity to cause the membrane to become permeable and allow the uptake of DNA from its environment.
Fill in the blank(s) with the appropriate word(s).
Which of the following describes a case of food poisoning?
A) Recovery time can take anywhere from days to weeks. B) Signs and symptoms include fever, headache, muscle aches, nausea, diarrhea, and abdominal pain. C) Toxins from Staphylococcus aureus, Bacillus cereus, and Clostridium perfringens are responsible. D) After ingestion, a pathogen establishes infection in the host. E) Symptoms begin 1-5 days after exposure.