Answer:
tissues
Explanation:
cells make up tissues,tissues make up organs,and organs make up organ systems
The correct answer to your question is the last one; how species change over time.
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Answer:
Most autotrophs use a process called photosynthesis to make their food. In photosynthesis, autotrophs use energy from the sun to convert water from the soil and carbon dioxide from the air into a nutrient called glucose. Glucose is a type of sugar. The glucose gives plants energy
Explanation:
You would find scales on a bird is it feet
