In Linnaeus taxonomy closely species are assigned to the same genus , and closely related genera are
grouped into
a. domains
b. phyla
c. classes
d. families
e. kingdoms
C
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Which trait is not found in metabolically active tissues that will encourage the release of oxygen?
a. High temperature b. Release from heme c. High pH d. High CO2 partial pressure e. Low pH
The enzyme telomerase is essential for unlimited cell division because
A) it is essential for DNA replication initiation at origins of replication. B) a lack of telomerase will result in chromosome shortening and cell death. C) it is essential for kinetochore attachment to the spindles. D) a lack of telomerase results in decreased p53 activity.
A nucleotide is made of which of the following chemical components?
a. a nitrogenous base, an amino acid, and a pentose sugar b. a nitrogenous base, an amino acid, and a phosphate group c. a nitrogenous base, a phosphate group and a pentose sugar d. a nitrogenous base, a fatty acid, and an amino acid e. a series of nitrogenous bases, a nucleic acid backbone
Which number is the Nucleus?
What will be an ideal response?