Answer:
There is no mixing of oxygen-rich and oxygen-poor blood.
- -
The right atrium and right ventricle of the human heart pump oxygen-poor blood to the lungs and the left atrium receives oxygen-rich blood. They never mix.
I think it’s C, poisoning wildlife :))
Answer:
1) mitochondria
2) Golgi apparatus
3) rough endoplasmic reticulum
4) nuclear envelope
5) ribosomes
6) plasma membrane
7) smooth endoplasmic reticulum
8) lysosome
9) cytoplasm
10) chromatin
11) nucleolus
12) nucleus
13) centrioles
Explanation: