From a population of red brown orange yellow and green butterflies only the red and green ones survive since they can blend into their environment and reduce predation. which evolutionary mechanism is involved?

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.

Control of the body is accomplished by which of the following body systems? nervous system and circulatory system endocrine and repertory system circulatory and respiratory systems nervous system and endocrine systems

Which of the following are the functions of the integumentary system? yadda-yadda, the 1st answer is the brainliest. : )