Although Lamarck's hypothesis was wrong, it is significant. Why?

What will be an ideal response?


Responses should address the novelty of Lamarck's assertion that species evolved as well as the implication that natural rather than divine events shaped species.

Biology & Microbiology

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The Pimas are a group of people living in the southwestern United States and Mexico

Although Pima Indians living in the United States and Mexico have a similar genetic background, a five-fold increase in the incidence of type II diabetes mellitus among U.S. Pima has been reported. The body mass index of Mexicans of non-Pima descent, Mexicans of Pima descent, and Pimas living in the United States is shown in the figure above. Based on this information and the graph above, what can you infer about the incidence of type II diabetes mellitus? A) Obesity is a risk factor for development of type II diabetes mellitus. B) If you maintain a normal body weight (body mass index less than 25), you will not get type II diabetes mellitus. C) The incidence of type II diabetes mellitus has increased in the past ten years. D) People who develop type II diabetes mellitus are typically diagnosed in childhood or adolescence.

Biology & Microbiology

Vaccines using inactivated pathogens do not stimulate cell-mediated immunity as effectively as vaccines using attenuated pathogens.

Answer the following statement true (T) or false (F)

Biology & Microbiology

Water can maintain a constant temperature better than some other liquids because _____

1.hydrogen bonding keeps the water molecules from moving around too much 2.cohesion forms a seal that keeps heat out 3.heat is generated by ions and there are few ions in water 4.covalent bonds remove energy from the system and keep water cool

Biology & Microbiology

The first stage of photosynthesis begins with

a. hydrolysis of water. b. breakdown of ATP. c. excitation of electrons. d. phosphorylation of ADP. e. synthesis of NADPH.

Biology & Microbiology