The rapid appearance of animals in the fossil record occurred during the Ediacaran radiation
____________________ Indicate whether the statement is true or false.
F, Cambrian
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Water is a strongly polar molecule. How does it cross the plasma membrane?
What will be an ideal response?
Exoenzymes from pathogens are called virulence factors.
Answer the following statement true (T) or false (F)
The embryo sac with seven cells and eight nuclei undergoes double fertilization
a. Mosses b. Ferns c. Conifers d. Gingkos e. Angiosperms
During DNA replication, ________ are 1000-2000 nucleotide long strands synthesized on the ________ strand to maintain the ________ of replication
A) primers; leading; discontinuity B) Okazaki fragments; lagging; bidirectionality C) primers, lagging; continuity D) Okazaki fragments; leading, accuracy E) Okazaki fragments; leading; semidiscontinuity