Molecular biologists must determine the order in which the ____ occur along the DNA ladder
a. base pairs
b. RNA strands
c. chromosome strands
d. carbon atoms
e. genetic coding
a
You might also like to view...
Ideal Gas Law: A vertical cylinder, closed at the bottom end, contains 0.0100 mol of ideal gas. It is fitted at the top with a piston that can move freely. The mass of the piston is 14.0 kg and the initial height of the piston above the bottom of the cylinder is 25 cm. What is the temperature of the gas? (R = 8.31 J/mol ? K)
A. 290 K B. 413 K C. 3620 K D. 405 K E. 500 K
How long does it take an M class star to reach the main sequence, compared to a solar type star?
A) a tenth as long B) about the same, 30 million years C) about twice as long D) about twenty times longer E) longer than the age of the Galaxy
Suppose the half-life of an isotope is 2 days. You purchase 10 grams of the isotope, but it was produced in a laboratory 4 days before it was delivered to you. How much of this isotope will you have 3 days after it was delivered to you?
A) more than 2.5 grams but less than 5 grams B) 2.5 grams C) more than 1.25 grams but less than 2.5 grams D) 1.25 grams E) less than 1.25 grams
A 500-Hz whistle is moved toward a listener at a speed of 10.0 m/s. At the same time, the listener moves at a speed of 20.0 m/s in a direction toward the whistle. What is the apparent frequency heard by the listener? (The speed of sound is 340 m/s.)
a. 473 Hz c. 533 Hz b. 485 Hz d. 545 Hz