Try researching the discovery of microscopes and their impact on scientific discoveries, including cells!!!
Surprisingly chocolate actually contains a fair amount of iron. Red meats are known to contain iron, one thing in particular is blood (yes that is sometimes eaten, and it contains a lot of iron). Such organs of animals that are high in iron include the spleen and or marrow.
If you wish to go vegetarian red veggies tend to be high in iron, one in particular are beets (yes, i know, they aren't red until processed)
The answer is A because they are parts of algae
Answer:
A. To ensure that your observations are complete and representative of the entire area
Explanation:
This is the most obvious choice, considering that every experiment you conduct requires using your five senses.
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