The immune system is made up of:
options:
organs
tissues
...
Biology, 25.11.2019 18:31, aylineorozco836
The immune system is made up of:
options:
organs
tissues
cells
all of the above (since cells and tissues make up organs)
Answers: 1
Biology, 21.06.2019 15:00, wileycheyennem
The images show fossils of a modern bird and two extinct organisms (a tyrannosaurus rex and an archaeopteryx). based on the structure of the three organisms, it can be concluded that . the archaeopteryx and bird have wings, while dinosaurs have limbs. so, it can be concluded that .
Answers: 1
Biology, 22.06.2019 00:00, cutierosie5136
Darrel conducted an experiment with the following procedure: fill two cups with ice water. place an uninflated balloon snuggly onto your left index finger. blow a little air into an identical balloon, and place it onto your right index finger. place both fingers into the cups of ice water. darrel noticed that his right finger felt warmer in the ice water than did his left finger. which of the following does the experiment show? a. air is a good radiator of heat. b. air is a good insulator of heat. c. air is a good conductor of heat. d. air is a good convector of heat.
Answers: 1
Biology, 22.06.2019 01:50, leslie0296
Which phrase is the best summary of the model shown? a. the transfer of the sun's energy through trophic levels b. a series of aerobic and anaerobic reactions c. a transformation of light energy into chemical energy d. the breakdown of food molecules
Answers: 2
Biology, 22.06.2019 03:40, joannachavez12345
Organisms that successfully adapt will leave to grownone of the above
Answers: 1
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