Raj made the timeline below to show the progression of thinkers who developed theories about Earth’s place in the universe. ? à Copernicus à Galileo à Newton

Which thinker belongs at the beginning of Raj’s timeline?
Aristotle
Kepler
Ptolemy
Thales

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)

If an organ has six haploid chromosomes,how many chromosomes are present. 6 12

The eruption of a nearby volcano causes a prairie ecosystem to receive a lot less sunlight. which of these is most likely effect on the ecosystem?