Answer:
Is there and multiple choice options?
Explanation:
Proteins are polymers, relatively large molecules made form many smaller molecules. Each protein molecules is built up from amino acids, smaller monomer molecules that join end to end to make the protein polymers molecule. <span />
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 mass of the products in a reaction is always <span>the total </span><span>mass of the reactants</span>
Answer:
Oswald Avery, Colin MacLeod, and Maclyn McCarty showed that DNA (not proteins) can transform the properties of cells, clarifying the chemical nature of genes. Avery, MacLeod and McCarty identified DNA as the "transforming principle" while studying Streptococcus pneumoniae, bacteria that can cause pneumonia.
Explanation:
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