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Rashid [163]
3 years ago
7

what three macromolecules are important energy sources for biological organisms (such as humans)? question 1 options: carbohydra

tes, lipids, proteins cholesterol, sodium, fiber carbohydrates, cholesterol, calcium proteins, lipids, calories
Biology
2 answers:
Ahat [919]3 years ago
8 0
The three macromolecules that are important energy sources for organisms are carbohydrates, lipids (fats), and proteins. ♥
Vitek1552 [10]3 years ago
4 0
Carbohydrates lipids proteins calories calcium
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Answer:

Pakicetus had an ear bone with a characteristic specific to whales and a distinctive long skull shape of a whale's.

Pakicetus

• Pakicetus was a wolf-sized animal and was a carnivore that at certain occasions consumed fish had exhibited features of its anatomy that associated it to the modern cetaceans, porpoises, whales, and dolphins.

• It had the body of a land animal, however, its head exhibited the distinctive long skull similar to a whale.

• With time, the fossils also showed that Pakicetus possessed an ear bone with a characteristic specific to whales.

Thus, pakicetus can be considered as the first whale who exhibited certain similar anatomic features like that of a whale.

Find out more information about Pakicetus anatomy here:

brainly.com/question/16395727

Explanation:

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