Cells unit 1

.Enzymes work best a specific temperature and ph range.

. if it is too hot, too cold, to acidic or basic. the enzyme may not function well or work at all.

. change in temp or ph can change the Shape of the enzyme​

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​Temperature and ph affect enzyme function

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Multiple Choice

The cell theory states all of the following except:;

• all cells come from prexisting cells

• all cells have DNA

• cell are the basic structural unit of life

• all living things are made of cells

Prokaryotic vs Eukaryotic cells under a microscope

Prokaryotic and Eukaryotic Cells

• ​Prokaryotic cells are considered more "primitive". they are smaller and more basic

• Eukaryotic cells are larger and more complex​

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Multiple Choice

Humans are made of :

• prokaryotic cells

• eukaryotic cells

• ​Bio = Life

• Molecules = groups of one or more types of atoms​

• Biomolecules are "macro" or large molecules that are

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​Biomolecules

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Multiple Choice

Most of the biological molecules humans need come from the food we eat

• True

• False

Fill in the Blanks

Enzymes have 2 parts that make them work, an active site and a

Multiple Choice

An enzyme will a base ending in______

• -ose

• -ide

• -ase

• -ise

Multiple Choice

Select the sequence that has the correct levels of organization sequence:

• atom-cell-organism- organelle

• atom -organelle-cell- organsim

• organsims- cell-atom-organelle

• organelle-atom-cell-organism

Multiple Choice

All living things are made of:

• cells

• sugar

• enzymes

• DNA

Multiple Choice

Mattias Schleiden was the first person to contribute to cell theory

• True

• False

​Brain cells under a microscope

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​Membranes cover organs, cells,and organelles

​. membranes are like skin

. they are similar to saran wrap or a film that can cover things.​

Multiple Choice

Prokaryotic cells have membrane bound organelles

• True

• False

​Plant cells under a microscope

​Animal cell

Multiple Choice

A muscle cell would have a large amount of _____________ organelles

• lysosomes

• mitochondria

• chloroplasts

• smooth Endoplasmic reticulum

Liver Cells​

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​Cell organelles under a microscope

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​E. Coli -bacteria.(prokaryote)

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​You can get this bacteria from eating undercooked or contaminated beef

​- Name of Author

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Multiple Choice

Select the correct sequence

• monomer --> ploymer

• polymer --> monomer

• monomer --> monomer

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​High resolution image of an actual enzyme structure

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Multiple Choice

Enzymes are made of proteins and can be used over and over again

• True

• False