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Human Biology Midterm
Most eukaryotic cells have one membrane bound ______ that contains the genetic material
which of the following structures is characteristic of both prokaryotic and eukaryotic cells
gated channels are especially important in regulating the transport of ______ across a plasma membrane
bulk movement of water across a plasma membrane
true regarding active transport?
peptides and small peptides are too largeto be transported, moved by
which of the following organelles is responsible for the production of lipids?
smooth endoplasmic reticulum
lysosomes dissolve, they become
products of endoplasmic reticulum are transported to the golgi apparatus by
muscle cells require more energy, so they have more
to increase surface area of cells, the plasma membrane possess
internal support network for the cell
cell division- genetic material distributed equally by
chemical reactions that result in synthesis of large molecules
stage of catabolism of glucose splits glucose into two 3carbon molecules
immediately after a meal, what is first used by cells as an energy source?
characteristics true for eukaryotes EXCEPT
genetic material is maintained as DNA
oxygen and carbon dioxide are able to pass through plasma membrane of the cell because
both lipid soluble
NOT true regarding receptor proteins
all cells have the same
which step in the breakdown of glucose can be performed without oxygen?
burning sensation associated with muscle fatigue
muscle cells store energy in the form of ____
evolution of multicellular organisms confers all of the advantages EXCEPT
tissues can respond to the environment by generating electric signals
tissue lining the mouth
muscle responsible for involuntary contractions of the stomach
holds organs in position
true regarding endocrine glands
produce and secrete hormones
characteristic of exocrine gland but not an endocrine gland
between the vertebrae
true regarding glial cells
abdominal cavity is separated from the thoracic cavity by the
tissue membrane between bones and joints
lines the airways and digestive tract
present to ensure adjacent cells are packed close together
blister develops when excessive rubbing of the ____ and ______ separate
true regarding negative feedback system
not found in the dermis
NOT a function of the skin
storage of calcium
positive feedback control occurs