Cell Theory

Front

Who discovered and named cells? Options: Captain Hook, Robert Hooke, Zacharias Janssen, Rudolf Virchow

Back

Robert Hooke

Front

What did Hooke first examine? Options: Pond water, Plant cells, Cork, Animal fat

Back

Cork

Front

The endosymbiotic theory most directly explains which of the following:

Mitochondria and chloroplast have small, prokaryotic ribosomes

,

DNA in chloroplasts code for some proteins

,

Some bacteria develop resistance to antibiotics

,

Bacteria contain a single circular chromosome

Back

Mitochondria and chloroplast have small, prokaryotic ribosomes

Front

What did Leeuwenhoek examine? Options: Cork, Pond water, Plant cells, Animal fat

Back

Pond water

Front

What was Schleiden convinced of? Options: All plants are made of cells, All animals are made of cells, All cells form spontaneously, None of the above

Back

All plants are made of cells

Front

Who noted that animals are made of cells and concluded that all living things are made of cells and cell products? Options: Rudolf Virchow, Anton van Leeuwenhoek, Theodor Schwann, Robert Hooke

Back

Theodor Schwann

Front

Who discovered that cells come from preexisting cells and whose research led to the major principles of cell theory?

Back

Rudolf Virchow

Front

Which is not a part of cell theory? Options: All organisms are made of cells, All existing cells come from preexisting cells, All matter is composed of living cells, The cell is the most basic unit of life

Back

All matter is composed of living cells

Front

Which of the following controls movement of materials in and out of a cell? Options: Cell wall, Cell membrane, Cytoplasm, Nucleus

Back

Cell membrane

Front

The jellylike substance that contains proteins, nucleic acids, minerals, ions, and organelles is what? Options: Prokaryote, Nucleus, Cytoplasm, Eukaryote

Back

Cytoplasm