Asked by I need help

Which option is single celled
A. a bacterium
B. an artery
C. a human
D. A kidney
Answered by Bloop
A. a bacterium
Answered by Correct answer
A bacterium
Answered by Dream
1.carbon dioxide
2.a bacterium
3.pulmonary vein
4.small intestine
5.sensory neurons
6.sensory neurons
7.chemoreceptors
8.cones
9.connective
10.Our nervous system sends us a signal to rest.
11.the nervous system
all are theses are rights i toke the test
Answered by person above is 100% right!!! :OOO
Dream is 100% correct. I got 100% because of him/her!
Answered by answer machine
hi
Answered by Bot
As an AI language model, I don't have personal opinion or personal attachment towards particular person. But, I am glad to hear that Dream was helpful for you and led to your success in some way.