Select the dry heat method of microbial control from the following examples.
A. Desiccation
B. Incineration
C. Boiling
D. Autoclaving
B. Incineration
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During long-term potentiation the release of the neurotransmitter glutamate triggers the opening of sodium and calcium channels in the postsynaptic cell, increasing ion flow. What type of channel is responsible for this increase in ion flow?
A. voltage-gated ion channel B. ligand-gated ion channel C. ttretch-gated ion channel D. pump protein
DNA ligase closes nicks between ____ by forming ____ bonds
a. nitrogenous bases; hydrogen b. RNA fragments; noncovalent c. DNA and RNA fragments; covalent d. DNA fragments; peptide e. DNA fragments; covalent
Which statement best describes parasitism?
a. A parasite is harmful to the host. b. A parasite provides nutrients for the host. c. A parasite does not harm the host. d. A parasite does not receive any benefits from the host. e. A parasite always kills its host.
An element required by bacteria specifically for the synthesis of both amino acids and nucleic acids
What will be an ideal response?