In the chemical shorthand 14C, the 14 represents the
number of
a. excess neutrons.
b. protons plus neutrons.
c. electrons.
d. protons plus electrons.
e. radioactive particles.
Answer: b
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A) between the G1 and S phases in the cell cycle B) in the G2 phase of the cell cycle C) in the M phase of the cell cycle D) in the S phase of the cell cycle
The process of conjugation may introduce new alleles into the recipient strain, altering its genotype
Indicate whether the statement is true or false
Choanocytes are found in ____ and participate in intracellular digestion
a. birds b. earthworms c. grasshoppers d. humans e. sponges
If an organism is an inversion heterozygote, __________
A) homologous chromosomes align during meiosis through formation of an inversion loop at synapsis B) homologous chromosomes align during meiosis through formation of a Holliday junction at synapsis C) non-homologous chromosomes pair during meiosis due to the translocation of genes between two different chromosomes D) it will experience normal chromosome synapsis during meiosis E) it will be unable to complete replication due to DNA damage, and the cell cycle will be arrested