I’m guessing . . .
1. Roses
2. Stamens
3. Bone
4. Heart
Answer:
they can naturally interbreed to produce a fertile offspring
Answer:
1 cilia 2 I don't know I'm so sorry
Answer:
both b and c I think..........
The correct answer is A, positively, it helps to diagnose heart disease.
An electrocardiogram records the electrical activity of your heart at rest. It provides information about the heart rate and rhythm, and shows if there is enlargement of the heart due to high blood pressure or evidence of a previous heart attack.