Explanation

The final step of the scientific method is developing a conclusion.

It involves summarizing the findings, interpreting the data, and determining whether the hypothesis was supported or rejected.

The scientific method steps in order:

• Observation
• Hypothesis
• Prediction
• Research
• Experimentation
• Data Analysis
• Conclusion

Explanation

 Fluoride is a trace mineral that plays a crucial role in maintaining strong and healthy teeth.

It helps strengthen tooth enamel, the outer layer of the tooth, making it more resistant to acid attacks that can lead to cavities. 

Explanation

 A moderate deficiency of zinc is known to cause loss of appetite and poor growth

According to a study published in the Journal of the National Institutes of Health (NIH).

Zinc is essential for proper growth and development

Explanation

Insulin is the hormone secreted by the pancreas, which plays a crucial role in regulating blood sugar levels.

It helps in the metabolism of proteins, starches, and fats by facilitating the absorption of glucose into cells.

Explanation

Lungs are vital organs in the respiratory system that help in gas exchange—taking in oxygen and releasing carbon dioxide.

They work closely with the circulatory system to supply oxygenated blood to the body.

Explanation

Whales are marine mammals.

It belonging to the order Cetacea.

This also includes dolphins and porpoises.

They breathe air, give birth to live young, and produce milk to feed their offspring, like all mammals.

Explanation

During intense exercise, lactic acid and other metabolic by-products accumulate in the body.

Rest helps the body recover and neutralize these substances, restoring normal function and reducing fatigue.

Explanation

Instinct is a natural, inborn behavior that animals perform without prior learning or conscious thought.

It is often triggered by specific stimuli.

It is automatic and consistent across a species.

Explanation

Plasma is the liquid part of blood that transports nutrients, hormones, and waste materials.

It carries digested food materials to all parts of the body for use or storage.

Explanation