-What Life Form First Appeared on Earth at the 0

question 55

Multiple Choice

-What life form first appeared on Earth at the 0 mark in the timeline above

• A)dinosaurs
• B)microbial
• C)mammals
• D)humans

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Definitions:

Anchorage Points

Specific locations or structures where forces can be applied for stability, support, or resistance, often used in construction and cellular contexts.

Intercellular Spaces

Gaps or areas between the cells of plants or animals, allowing for the exchange of gases or the passage of nutrients.

Facilitated Diffusion

A process in which substances move across cell membranes with the help of carrier proteins, without the expenditure of energy.

Osmosis

The diffusion of water through a semipermeable membrane from a region of low solute concentration to a region of high solute concentration.