A researcher wants to produce antibodies by growing cells in the laboratory. What cell population would be necessary to accomplish this?
A) neutrophils
B) monocytes
C) red blood cells
D) lymphocytes
E) eosinophils
D
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In 2013, scientists in Europe discovered a new organelle in grapes that they named the tannosome. This discovery was the result of creative microscopy. If looking to discover a new organelle, which are located inside the cell, what kind of microscope must be used?
a. brightfield microscope b. scanning electron microscope c. transmission electron microscope d. compound light microscope.
Outgroup analysis looks for features that are shared derived characters in a given group of organisms. Indicate whether the statement is true or false
An amphipathic molecule is
a. water-soluble. b. water-insoluble. c. part water-soluble and part water-insoluble. d. hydrophilic.
Which of the following is an organic growth factor?
A) glucose B) vitamin B1 C) peptone D) Mg+2 E) H2O