A satellite television system includes communications satellites and
A GPS receivers.
B. elec...
Biology, 12.02.2021 18:10 julienamae4915
A satellite television system includes communications satellites and
A GPS receivers.
B. electromagnetic waves.
Csatellite dish antennas.
o
D. infrared cameras.
Answers: 1
Biology, 21.06.2019 14:00
Texas bluebonnet plants seen in this photo are an example of which ecological unit?
Answers: 1
Biology, 21.06.2019 14:30
The movement of tectonic plates in two different locations is shown below: two blocks labeled location a and location b are shown. at location a the top layer of the block shows two horizontal arrows pointing towards each other. small dunes are shown in the middle between the two arrows. the block labeled b has a vertical line in the middle. on the left of the line there is an arrow pointing down. on the right of the vertical line there is an arrow pointing up which statement is most likely true? subduction may occur in both locations. earthquakes may occur in both locations. subduction may occur in location a only and a volcanic eruption may occur in location b only. an earthquake may occur in location a only and a volcanic eruption may occur in location b only.
Answers: 3
Biology, 22.06.2019 01:30
Which is an advantage of having memory cells when a pathogen is encountered for a second time. a) the memory cells are what proliferate into clones of cells in response to the binding of an antigen. b) memory cells are vital to the primary immune response in that they immediately recognize pathogens even at the first encounter. c) memory cells are essentially effector cells that are short lived and attack antigens even without having a receptor specific to that antigen. d) it ensures that more lymphocytes with a receptor specific to a particular antigen will be present than in a host that had never encountered that pathogen.
Answers: 1
Biology, 22.06.2019 02:00
What is the difference between an igneous, sedimentary and metamorphic rock
Answers: 1
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