Answer:
D, Cholera and Dysentery
Explanation:
Colds travel through contact and air. Tetanus infects through metal.
Please mark brainliest
Answer
The answer for first fill in the blank is “ positive”
The answer for second fill in the blank is negative
Answer:
Explanation:
) Digestive System gets nutrients (good) from food and hands it over to the blood and Circulatory System then carries those nutrients where they need to go. (2) Filters out waste from food and pushes it through intestines and out the body (and you know how and where it gets out).
When cells communicate by the signaling process, one cell produces a signaling molecule that must be received by the signal receptor on or in the responding cell. Signaling molecules are often called ligands, a general term for molecules that bind specifically to other molecules (such as receptors).
Yes, elk are herbivores because they eat things such as grass and shrubs but not meat.