BIO 353 Quiz 1 Complete Questions And Answers 2024/2025 Latest Updates
Extant ANS cells that exist and are alive currently
extinct ANS dead species, no longer exist
ATP ANS energy commodity of cell, driving force for reactions of life
paramecium ANS swims by multiple rows of cilia tha...
BIO 353 Quiz 1 Complete Questions And Answers
Extant ANS cells that exist and are alive currently
extinct ANS dead species, no longer exist
ATP ANS energy commodity of cell, driving force for reactions of life
paramecium ANS swims by multiple rows of cilia that beat in a synchronized pattern, rotating
along the long axis. Eat bacteria, yeast, and other small microorganisms
oral groove ANS stuff is scooped into it while swimming, particles then enter the gullet where it
is digested and nutrients are absorbed
anal pore ANS undigested particles go out here
rotifer ANS predator, eats paramecia
paramecia escape tactic ANS shed all cilia to confuse predator, must sit in mud for several days
to allow cilia to grow back
contractile vacuole ANS in paramecia, it spits out excess water in the cell
Why are cells small? ANS At a certain diameter, oxygen and nutrients can't diffuse into interior
of cell, nor can waste products be removed
How do social systems help cells? ANS They divide up labor by specializing certain cells for
special functions. Form precursors of different tissues.
, How does division of labor help cells? ANS Enables the organism to be more robust, can engage
in many activities
Totipotent embryonic stem cell ANS Can become an endoderm, mesoder, or ectoderm
endoderm ANS lung, pancreas
mesoderm ANS heart muscle, red blood cell
ectoderm ANS skin, neuron
Induced pluripotent stem cells ANS adult bone marrow, skin, cord blood, and deciduous teeth
Cell shape is related to ___________ ANS cell function
Cell type ANS a means of recognizing the subdivision of labor in the social system of a
multicellular organism (diff phenotype and a diff function of the cell)
Neuron ANS present in the nervous system of the body, a principle function is to provide
pathway for action potentials used in cell communication
Cilia in epithelium ANS line our bronchioles, move mucus out of the lungs until it reaches the
top of the throat, where it is then swallowed and destroyed by the acids in the stomach
dendritic cell ANS antigen presenting, engulfs pathogens and digests them into small pieces
which are presented on the cell surface, and migrate to the lymph system
T or B lymphocytes ANS if antigens are recognized by these, the cells become activated and this
results in an immune response
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