Halophiles are organisms that
a salt concentration of at least 0.2 m
high sugar concentration
the addition of halogens
all of the above

During a hot day, warm and moist air rises and cools in the atmosphere. which even would occur next on such a day? a. condensed droplets would gather to become water vapor. b. water vapor would condense into tiny droplets. c. water droplets would evaporate to form rain and snow.

Creation of an unnaturally uniform sample to represent a diverse populationcan be avoided by: a. including only willing b. asking another scientist for .c. choosing only identical participants. d. selecting individuals at random.

What is the next step in muscle contraction after the actin changes shape? (apex)