i am not very good at science but i still want to help so i search it up for you
(i searched it up on Bing)
The branch of biology that deals with the relations of organisms to one another and to their physical surroundings.
hope this helps
Answer:
Rats can survive several days without food but only 48 hours without water.
Explanation:
Also, for anyone who didn't know this, rats eat even when they are not hungry. So, if you feed them constantly, they will eat constantly
Eco- friendly means earth friendly or not harmful to environment
A chromosome is a strand of DNA that is encoded with genes. In most cells, humans have 22 pairs of these chromosomes plus the two sex chromosomes (XX in females and XY in males) for a total of 46.