How many different types of immunoglobulin antibodies can a single B cell synthesize?
A) 1
B) 2
C) 3
D) A variable number, it depends on the B cells.
A
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What is permeability?
A) Volume of pore space in a material B) Ability to transmit water C) When ice crystals deform and slide past each other D) Dissolution of carbonate rock due to acid
Which of the following most likely indicates that the sea level has fallen relative to the land?
A) Offshore sand bars that have become coastal dunes B) The presence of coral reefs on land C) Wave-cut notches and platforms that are above sea level D) Marine terraces E) All of these are correct.
Clouds help regulate Earth’s energy balance by reflecting and scattering solar radiation and by absorbing Earth’s infrared energy
a. True b. False
During winter months, monsoon winds over the Indian Ocean ________
A) flow from land to sea and are dry B) flow from land to sea and are wet C) flow from sea to land and are dry D) flow from sea to land and are wet E) the direction of airflow is unchanged but precipitation increases