Which of these is true about acid rain? a. it is caused by carbon monoxide mixing with water in the atmosphere

b. it has a pH of 8 or above

c. it can have a negative effect on plant life

d. all of these above are true

Skulls of (1) modern gorilla, (2) australopithecus afarensis, (3) homo erectus, (4) homo neanderthalensis, (5) homo sapiens based on the diagram, which of the following best describes ways in which the physical appearance of h. neandertalensis and h. sapiens differ? (2 points)

What type of specimens where you able to see under each of the microscopes in the microscope activity

Organize the word parts according to where they appear in a medical term.