This person is credited with devising powerful microscope
A. Watson
B. Darwin
C. leeuwenhok
D. Hooke
E. Koch
Answer is Anton Van Leeuwenhoek
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The cell's hereditary information is stored in ____
a. DNA b. protein c. RNA d. glucose e. amino acids
Cluster-of-differentiation antigens are found on
A) B cells, where they determine the antibody types that are made. B) B cells, where they make recognition of self antigens on macrophages possible. C) T cells, enabling them to recognize foreign antigens on macrophages. D) macrophages, enabling them to link with both B and T cells.
In the equation ?G'o = nF ? ?E'o, ________.
A. when the difference in reduction potentials between the electron donor and electron acceptor is small, the yield of free energy is great B. the difference between the reduction potentials of the redox participants is inversely proportional to the change in free energy C. the greater the difference in standard reduction potentials between the electron donor and electron acceptor, the greater the free energy available to do work D. the greater the difference in reduction potentials of the participants of the redox reaction, the smaller the energy yield to the surroundings
Assume that a black guinea pig crossed with an albino guinea pig produced 5 black offspring. When the albino was crossed with a second black guinea pig, 4 black and 3 albino offspring were produced. What genetic explanation would apply to these data?
A) albino and black = codominant B) albino = dominant; black = incompletely dominant C) albino = dominant; black = recessive D) albino = recessive; black = recessive E) albino = recessive; black = dominant