Definition: These are organisms where the genetic material is not bound by a nucleus. They are usually

unicellular

Example: bacteria

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True or false : mechanical weathering and chemical weathering often work together

What structure in a animal cell acts as barrier between the cell and the external environment? Select one: O a. Cell membrane O b. Nucleus O c. Cell wall O d. Cytoplasm

The outcome of the gram stain is based on differences in the cell's

Which is the first indicator of an infection in the body?

Mast cells play what key role in initiating an immune response? A. Releasing histamines B. Creating antigens C. Clotting wounds D. Creating antibodies

Which best describes the primary function of carbohydrates in an animal cell?

What protects the inside of a cell from the outside world? cell membrane nucleus cytoplasm dna

How does DNA influence the synthesis of lipids, carbohydrates, and steroids? A. Base triplets that do not code for amino acids, code for the components of these compounds. B.

What are delusions? what are some symptoms?

What happens to Earth when it is farthest from the sun? It moves fastest. It stops rotating. It moves slowest. It stops revolving.