Scientists believe the increase in disasters is due to a combination of natural and human-caused factors. List and describe at least one natural factor and one human-caused factor.

Which experiment would most likely contain experimental bias ?

Pink fur (p) is dominant to purple fur (p) in hamsters. two heterozygous pink hamsters are crossed. what is the probability that these two parents will have an offspring with purple fur? 2/4, 1/2 or 50% 1/4 or 25% 3/4 or 75% 4/4 or 100% there is no chance for this type of offspring

This is the interaction of two organisms where one is and the other is neither nor harmed.