Demonstrative pronoun is the answer.
Answer: Blood comes into the right atrium from the body, moves into the right ventricle, and is pushed into the pulmonary arteries in the lungs. After picking up oxygen, the blood travels back to the heart through the pulmonary veins into the left atrium, to the left ventricle, and out to the body's tissues through the aorta.
Explanation: use quillbot or wordtone to change it for plagirsim
Answer:
An allele is one of a pair of genes that appear at a particular location on a particular chromosome and control the same characteristic.
Explanation:
The average distance between the planet to the sun is about 149.6 million km
