If you need to clarify the directions for a lab activity, what should you do?
a. contact your instructor.
b. find a new way to do the lab.
c. perform an internet search for .
d. skip over the steps you don't understand

Option A, Contact your instructor.

Explanation:

A lab instructor has in depth knowledge and understanding of all lab activities. He/she has years of experience in guiding students regarding the successful conduction of lab activities.

In case if any student has any doubt regarding any lab activity, he/she must consult with the lab instructor only. Also, all lab activities require avoiding some common mistakes which are done by most of the students when they do the test/experiment for the first time. An instructor is aware of these common mistakes and thus he/she can guide better than all

Thus, option A is correct.

the right answer is a. skin cells forming from sunlight.

the liver is an organ endowed with a fantastic ability to regenerate

. thus, if a hepatectomy (ablation) of 70% of the hepatic mass is performed in the rat, there is complete recovery in 7 to 10 days.

prokaryotes are beings that have existed since the existence of life on earth, and do not come from another realm.

ribosomes are organelles that exist naturally in eukaryotes, either in free form or attached to the endoplasmic reticulum.

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it is either c or d and i know for sure it is not a or b