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Bio 111 LAB exam with complete solutions 2024_2025.
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Bio 111 LAB exam with complete solutions 2024_2025.
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Bio 111 LAB exam with completesolutions 2024/2025
what are the three components of a cell - ANSWER-plasma membrane, nucleus,
cytoplasm
the selectively permeable outer barrier of the cell, which exerts control over what
enters and leaves the cell - ANSWER-plasma membrane
the cell's control center, which contains the cell's DNA - ANSWER-nucleus
is everything inside the cell except for the nucleus - ANSWER-cytoplasm
the cytoplasm includes what two components - ANSWER-cytosol
organelles
the fluid within the cell - ANSWER-cytosol
the subcellular structures that act as the working machinery of the cell
(organelles = "little organs") - ANSWER-organelles
The selectively permeable outer barrier of the cell. Controls what enters/exits the
cell - ANSWER-plasma membrane= cell membrane
Houses genetic information (DNA), controls cellular structure and functions -
ANSWER-nucleus
produces ribosome - ANSWER-nucleolus
site of protein synthesis - ANSWER-ribosomes
fluid portion of the cytoplasm that surrounds the organelles - ANSWER-cytosol
, Network of flattened sacs that synthesize glycoproteins and phospholipids -
ANSWER-rough ER
Network of tubules that synthesize lipids (fatty acids and steroids) - ANSWER-
smooth ER
Modifies, sorts, packages and transports proteins received from rough ER ("post-
office" - ANSWER-golgi apperatus
"Powerhouse" of the cell, generate energy or ATP - ANSWER-mitochondrion
Contain digestive enzymes that breakdown a variety of molecules - ANSWER-
lysosome
Organizing center for growth of mitotic spindles (needed for cell division), and
microtubules - ANSWER-centrioles
Network of protein filaments that extend through the cytosol - ANSWER-
cytoskeleton
groups of cells that function together to carry out specialized activities -
ANSWER-tissues
this tissue Covers surfaces of the body, lines hollow organs and forms glandular
tissues - ANSWER-epithelial
what are the four types of tissue - ANSWER-epithelial, connective, muscle,
nervous
this tissue Supports and protects other tissues. - ANSWER-connective
this tissue Produces movement for various purposes - ANSWER-muscle
this tissue Acts to communicate with, and control, other parts of the body -
ANSWER-nervous
in the simple epithelium this is a Single layer of flat cells, centrally located
nucleus - ANSWER-simple squamous
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