subject
Biology, 05.08.2019 00:30 arianawelsh123l

Which of the following most likely happens when we exercise? a. the heart rate slows down because the blood vessels have less blood to circulate. b. the heart rate slows down because the blood vessels have more blood to circulate. c. the heart pumps faster so that the blood vessels can carry more oxygen to some cells. d. the heart pumps faster so that the blood vessels can carry more carbon dioxide to some cells.

ansver
Answers: 2

Other questions on the subject: Biology

image
Biology, 21.06.2019 18:30, rebecca52360
What process allows for the development of haploid sex cells? mitosis meiosis fertilization pollination
Answers: 1
image
Biology, 21.06.2019 20:00, AkramMasoud
What type of specimens where you able to see under each of the microscopes in the microscope activity
Answers: 1
image
Biology, 21.06.2019 23:30, stankyweezle
In iceland, the mid atlantic ridge runs through the center of the contry. what can you conclude about the apperence of iceland many thousands of years from now?
Answers: 1
image
Biology, 22.06.2019 13:00, dianelys3083p5spb5
Which of the following cell structures is significantly different between gram- positive and gram-negative bacteria?
Answers: 3
You know the right answer?
Which of the following most likely happens when we exercise? a. the heart rate slows down because t...

Questions in other subjects:

Konu
Biology, 02.10.2019 15:00
Konu
Mathematics, 02.10.2019 15:00