What is an ecological niche?
What will be an ideal response?
It is the unique set of ecological requirements and roles for a given species. It is determined by both physical and biological factors.
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You are given the following list to remember: cow, horse, sheep, dolphin. If you remember, cow, horse, sheep, it is probably due to ___________. If you remember dolphin, it is likely due to ___________.
Fill in the blank(s) with correct word.
After obtaining DNA fragments by PCR, the
fragments are
a. separated by a centrifuge. b. viewed under a microscope. c. separated by an electric current. d. inserted into a plasmid. e. chopped up using restriction enzymes
Which cells of the pancreas produce glucagon?
a. alpha cells b. beta cells c. delta cells d. F cells e. gamma cells
Which number is the Golgi apparatus?
What will be an ideal response?