Cells

Cells

(1) What is a Cell? A cell is a microscopic structure found in animals and plants, cells are microscopic

(2) What does the cell theory state? there is nothing smaller that can live than a cell

(3) Why are cells so tiny? cells are microscopic because it takes a very few nutrients to make them 3.2 Evolutionary History of the Human Cell (4) What are the three main parts of a eukaryotic cell? nucleous, plasma, plasma membrane

(5) Which of these also occur in prokaryotes (bacteria)? Which one does not occur? plasma membranes do occur ,nuclie dont occur

(6) How might the nucleus, the endomembrane system, and two of the organelles in eukaryotic cells have arisen? Human evolution Chapter 4 TISSUES (7) What is a tissue? cells that are specificaly designed to do certain things

(8) What are the four major types of tissues found in the human body? Also describe each one. Muscular-muscles, connective tissues-connect parts of the body,nervous tissues recieve stimuli, Epethial