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What are the cells that are listed as the body's 3 main parts? -
ANSWER ✔✔plasma membrane , cytoplasm, nucleus
additional cell structures that carry out metabolic life functions (cellular
functions) necessary to maintain the cell - ANSWER ✔✔organelles
made up of a phospholipid bilayer embedded with proteins that act as
channels that are specific for individual molecules and act as
gatekeepers that allow only certain molecules in and out - ANSWER
✔✔plasma membrane
, semifluid substance that is present inside the plasma membrane ;
contains the organelles - ANSWER ✔✔cytoplasm
most prominent organelle in the cell ; spherical in appearance and
protected by a double membrane - ANSWER ✔✔nucleus
control center of the cell ; DNA encodes for all the proteins necessary for
the cell and allows the organism to carry out its life functions -
ANSWER ✔✔nucleus responsibility
When new cells are needed for growth or repair of tissues, what
happens? - ANSWER ✔✔DNA is replicated and the cell enters into
the process of mitosis
cell division and duplication for tissue growth and repair ; results in two
identical daughter cells - ANSWER ✔✔mitosis
used for lipid transport and storage ; continuous with the outer
membrane of the nucleus - ANSWER ✔✔rough endoplasmic
reticulum
site of protein synthesis that is encoded by the DNA in the nucleus -
ANSWER ✔✔ribosomes