The cell Flashcards
the cell is the _____ unit of life
smallest
what is composed on the inside of the cell ?
cytoplasm
what are organelles ?
structures of a cell that performs a specific job
is the nucleus small or large ?
large
where is the nucleus located ?
in the center of the cell
what lets material pass through the nucleus ?
nuclear spores
the nuclei has ___ pairs of chromosomes
23
what is coiled up dna called ?
chromatin
ribosomes are made in the ____
nucleus
ribosomes are attached to the _____
rough endoplasmic reticulum
what is the purpose of the rough ER
to store and synthesize the protien the ribosomes make
what is the purpose of the golgi apparatus ?
to collect and modify the packaged protiens
what are lysosomes ?
membrane bound vessicles that breakdown particles
what do lysosomes use to speed up the process of breakdown ?
enzymes
what does the mitochondria produce ?
ATP