This topic contains a solution. Click here to go to the answer
|
Author Question: In Africa, fossils resembling modern Homo sapiens appear in the fossil record approximately ... (Read 38 times) |
Did you know?
Your heart beats over 36 million times a year.
Did you know?
Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
Did you know?
Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.
Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.
Did you know?
The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
DNA analysis of phylogenetic relationships among modern and extinct flightless birds by Cooper and c
Electrocardiography. (a) Electrodes are placed on the patient’s chest to record the electrical event