The teacher
should discuss safety procedure with students at the beginning of the experiment
or laboratory assignment. The teacher
should give list of rules for students.
1.
Always wear safety goggles.
2.
Never
touch or rub eyes of face during science investigation.
3.
Keep lids on when not in use.
4.
Never use broken/chipped glassware.
The answer is Charles Darwin. He was the first to theorize evolution from a common ancestor.
I believe the correct answer is B)
The <span>companion cell i belive</span>
Answer:
Blood contains various diseases and fusing bloods that aren't the same type can cause various problems. If testing with blood it is unsure to know how much disease is in the blood.
Explanation:
hope this helps