TGES-Cell-SRM1+2

According to the cell theory, which two of the following are true about the origins of life?

• Cells arise from other cells through the process of cell division

• New life originates from non-cellular matter

• Cell division allows for growth in organisms

• Organisms are created fully formed, not from cells

• Cells can appear spontaneously under certain conditions

Which 3 scientists worked together to develop Cell Theory in the 1800s?

• Schleiden

• Schwann

• Virchow

• Hooke

Which scientist created the term “cell” when looking at a piece of cork under the microscope?

• Anton Von LeeuwenHoek

• Robert Hooke

• Matthias Schleiden

Which statement was NOT included in cell theory?

• All living things are composed of cells.

• Living cells come only from other living cells.

• Each cell contains a cell membrane, cytoplasm, nucleus, mitochondria, and endoplasmic reticulum.

• Cells are the smallest structure of living things that can perform the functions necessary for life.

All cells -----

• come from other dead cells

• come from other living cells

• crystallize out of the air

What's the name of the membrane-enclosed organelle with inner folds called christae?

• rough ER

• mitochondria

• nucleus

• lysosome

Cell membranes are found in

• Only animal cells

• Only plant cells

• Both plant and animal cells

Which instrument greatly contributed to cell theory?

• telescope

• magnifying glass

• microscope

• centrifuge

Which organelle is the site of photosynthesis?

• Cell Wall

• Chloroplasts

• Cytoplasm

• Cell Membrane

Match the following

• Rough ER

• Storage for the cell.

• Cell Wall

• Firm, fairly rigid structure found outside of plants for support.

• Vacuole

• Where DNA is stored in a eukaryotic cell.

• Nucleus

• Breaks down food into usable energy in a process called cellular respiration.

• Mitochondria

• Organelle that hugs the nucleus and has ribosomes attached to it.