Robert Hooke sliced a piece of cork from the bark of a particular oak tree, when he observed it he saw that the pores or cells were not very deep, but consisted of a great many little boxes>

The pores or cells were really?

• mitochondria

• nuclei

• cell walls

• cell membranes

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

When an animal eats food, food stays in the stomach for a period of time. when a unicellular organism such as an amoeba, takes in food, the food is contained in which organelle?

• Chloroplast

• Mitochondrion

• Vacuole

• Nucleus

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NGSS.MS-LS1-2

In the human body, the circulatory system transports and delivers substancees. Within the cell, which organelle performs a similar function?

• Nucleus

• Endoplasmic reticulum

• Golgi apparatus

• Mitochondrion

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NGSS.MS-LS1-2

Amino acids link together by peptide bonds to form proteins.

In which cellular organelle would this process occur?

• Mitochondrion

• Endoplasmic reticulum

• Lysosome

• Ribosome

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NGSS.HS-LS1-1

Which characteristic of prokaryotic organisms makes them different from prokaryotes?

• Prokaryotes are made of cells

• Prokaryotes do not have chromosomes

• Prokaryotes have DNA

• Prokaryotic cells do not have membrane bound organelles

Experimental observations:

1. Nucleus is present

2.Cell wall is present

3.Chloroplast and mitochondria are both present

The eukaryotic organism described should be classified as:

• animal

• plant

• bacterium

• fungus

A cell with numerous ribosomes is probably specialized for

• cell division

• energy production

• protein synthesis

• enzyme storage

Tags

NGSS.HS-LS1-1

Compared to a skin cell, a muscle cell is likely to have more ________ because muscle requires more energy than skin cells.

• golgi bodies

• chloroplasts

• cell membranes

• mitochondria

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NGSS.MS-LS1-2

NGSS.MS-LS1-7

Humans have bones to help them stand and move, Plants in water have their buoyancy in water to help them stand up, Tall land plants have __________ that make their cells firm and rigid to stand up on the land.

• Mitochondria

• Thick cell walls

• Chloroplast

• Nucleus

Which of these statement best summarizes the cell theory:

• Cells contain a nucleus and other parts

• Cells come in different sizes and shapes

• Cells can be seen through a microscope

• Cells are the building blocks of living things

Tags

NGSS.MS-LS1-1