Protein can be reversed to make glucose so the answer is protein
Properties of metals are traits displayed by most metals.
B. CO2 levels in the atmosphere could increase and contribute to global warming problems.
Answer:
<em>a. Cross-sectional study</em>
Explanation:
A cross-sectional analysis <em>includes at one particular point in time looking at data from a population.</em> Participants are chosen based on specific variables of interest in this type of study.
For developmental psychology, cross-sectional experiments are often used, but this approach is also used in many other fields, including social science and education.