What organization oversees the cleanup of hazardous waste sites in the United States?
A. USDA
B. NIH
C. EPA
D. USGS
E. NSF
Answer: C
You might also like to view...
The figure below shows a three-dimensional model of the enzyme lysozyme and a map of the location of the important binding and catalytic amino acids that participate at the active site
Why are the amino acids of an enzyme that participate in substrate binding and in catalytic activity widely separated on the polypeptide chain, rather than being close together in the primary sequence? What will be an ideal response?
Contact inhibition is an important mechanism for maintaining cell growth in developed organs and
tissues. As long as the cells remain in contact with each other they remain in ____ and are prevented from dividing.
a. prophase b. G1 c. G2 d. G0 e. S
You have been studying a newly discovered species of lemur. You have established that sexual selection has been a powerful force in the evolution of this species and it is clear that female choice plays an important role in determining which males procure mates. After many hours of observation and data collection, you find that females prefer males that are more proficient at collecting sap and fruit. You should conclude that your data strongly supports the good genes hypothesis.
Answer the following statement true (T) or false (F)
Which of the following situations is NOT a way in which a baby acquires normal microbiota?
A) The baby acquires the residential microbiota in the colon after the first meal. B) Staphylococcus epidermidis is transferred from the hospital staff to the newborn after delivery. C) Microbes cross the placenta during pregnancy. D) Microorganisms grow in the respiratory tract after the baby's first breath. E) Microbes enter the nose and mouth when the baby is in the birth canal.