Cell Structure

Which statement is not part of the cell theory?

• All cells have a nucleus.

• All cells come from preexisting cells.

• All living things have one or more cells.

• Cells are a living thing's basic unit of structure and function.

Which of these structures are present in plant cells, but not animal cells?

• cell wall and cell membrane

• cell membrane and mitochondria

• cell wall and chloroplasts

• mitochondria and chloroplasts

Tags

NGSS.MS-LS4-2

An organelle is:

• a strong, supporting layer around the cell membrane in some cells

• an internal membrane system found only in eukaryotic cells

• a specialized structure that performs important cellular functions within a cell

• in a cell; it's a structure that contains the cell's genetic material in the form of DNA

Tags

NGSS.MS-LS1-2

The nucleus contains nearly all the cell's __________.

• Ribosomes

• DNA

• Lysosomes

• Mitochondria

Tags

NGSS.MS-LS1-2

Proteins are assembled on ____________.

• ribosomes

• the nuclear membrane

• on the cell wall

• lysosomes

Tags

NGSS.MS-LS1-2

The ___________ is referred to as the "packaging system" within a cell. It "packages" proteins and ship them to the Golgi Body.

• cytoplasm

• endoplasmic reticulum

• nucleus

• vacuole

Tags

NGSS.MS-LS1-2

The ______________ is where proteins are modified, sorted and packaged for their final destinations.

• Mitochondria

• Nucleus

• Lysosomes

• Golgi Apparatus

___________ "stores" materials like waste, water, salts, proteins, and carbohydrates.

• Microfilaments

• Microtubules

• Vacuoles

• Golgi Apparatus

The ____________ maintains the cell's shape, moves cell parts, and helps the cell move. Microfilaments and microtubules are examples.

• cytoskeleton

• chlorplasts

• lysosome

• endoplasmic reticulum

Organelles found in plants that capture the energy from sunlight and convert it into chemical energy stored in food during photosynthesis are known as ____________.

• Chloroplasts

• Lysosomes

• Vacuoles

• Mitochondria

Tags

NGSS.MS-LS1-6