A scientist is examining cells under a microscope. Which would best help the scientist identify the tissue as plant or animal? A. The presence or absence of a cell wall

B. the presence or absence of DNA

C. Plant cells would be green

D. Animal cells would contain a nucleus

SORRY FOR THE LITTLE POINT PLEASE ANSWER ITS DUE IN 2 MINUTES ​

Ry was studying two populations of the same species of lizards. one population lived on an island and the other lived on the mainland. both populations were affected by a hurricane that hit the island and the mainland with equal force. a year later, henry was testing the gene frequency and saw a decrease in genetic variation in the island species, but not in the mainland species. which best describes a conclusion he might have reached? gene flow greatly affects small populations, but large populations can recover. genetic drift greatly affects small populations, but large populations can recover. gene flow greatly affects large populations, but small populations can recover. genetic drift greatly affects large populations, but small populations can recover.

Resperation is a way to release carbon back into the atmosphere

In general, characteristics that an organism survive and reproduce become more common in a population over time. what mechanism of evolution cause this change?