Positive feedback loops are the opposite of negative feedback loops. In a positive feedback loop, any
change in the original variable triggers mechanisms that actually push the variable further in the direction
of the change. Imagine that body temperature was regulated in this way. Briefly explain what would
happen.

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.

Which scientific design has both practical limitations and limitations due to scale? studying the effect of bleach on the growth of mold spores exposing cultures of duckweed to different intensities of light observing the replication of dna molecules with a hand lens using colored marbles to model a cross between two colors of rabbits

What organ is the first to receive nutrients that have been absorbed from the digestive tract?