Since color is an illusion (the cones in our eyes see wavelengths and our brain perceives them as color), colors aren't real. but if a blind person can not see, because his eyes don't function correctly, how can they see black? a person without the ability to see shouldn't be able to see black, as black is considered a color. does that mean that black isn't a color?

Acommon kind of mechanical weathering is called

Iwill mark brainliest and all that sha-bang. what is the function of the endocrine system? a. control longer term response in the body. b. transmit messages throughout the body. c. remove waste from the body. d. all of the above

Which of the following best describes the expensive tissue hypothesis? brains require more energy, so the gut had to be reduced, and larger brains and tool use led to higher quality diets. increasing body size means that homo neanderthalensis had to include more fat in its diet. brains require more energy, so the gut had to be reduced as brains got bigger. brains require more fat, so the gastrointestinal viscera (gut) had to expand, and hands were needed to acquire more food.