1. Standard 7.L.1.1-Tina observed a cell under a microscope. She concluded that it was more than likely a plant cell instead of an animal cell. Which structure helped her come to this conclusion? * a. She saw a vacuole.

b. She saw a nucleus.

c. She saw a chloroplast.

d. She saw a cell membrane.

A

Explanation:

Plant cells have a cell wall, chloroplasts and other specialized plastids, and a large central vacuole, which are not found within animal cells.

plant because they survive by water, sunlight, ex.

explanation:

this age may represent the age of the earth's accretion, of core formation, or of the material from which the earth formed. this dating is based on evidence from radiometric age-dating of meteorite material and is consistent with the radiometric ages of the oldest-known terrestrial and lunar samples.