By what means do amoebas move?
A) Flagella
B) Cilia
C) Pseudopodia
D) Amoebas do not move; they are anchored to the substrate.
C
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Which of the following contributes to the continued development and maintenance of the uterus during pregnancy?
A) inhibin B) testosterone C) oxytocin D) prolactin E) progesterone
What is a major difference between eukaryotic DNA replication and prokaryotic DNA replication?
A) Prokaryotic replication does not require a primer. B) Prokaryotic chromosomes have a single origin of replication, while eukaryotic chromosomes have multiple origins of replication. C) DNA replication in prokaryotic cells is conservative. DNA replication in eukaryotic cells is semi-conservative. D) DNA polymerases of prokaryotes can add nucleotides to both and ends of DNA strands, while those of eukaryotes function only in the ? direction.
The total biomass in an ecosystem at any one point in time is the
A. standing crop. B. gross primary production. C. net primary production. D. None of these choices are correct. E. pyramid of energy.
Cells are tiny bags of carbon
a. True b. False Indicate whether the statement is true or false