Biology, 09.04.2021 01:30 xoudoyditaous85alja
Arrange these components of the mammalian immune system as it first responds to a pathogen in the correct sequence. I. Pathogen is destroyed and digested and parts are presented. II. Lymphocytes secrete antibodies. III. Antigens from pathogens bind to matching receptors on lymphocytes. IV. Lymphocytes specific to a pathogen's antigens become numerous. V. Only memory cells remain.
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Biology, 21.06.2019 14:00
The image shows ekgs of a person with normal heart waves and of a person having tachycardia. based on this image, what kind of condition is tachycardia? a. the heart beats abnormally fast. b. the heart beats abnormally slow. c. the right atrium of the heart stops working. d. the left ventricle pumps less blood to the aorta.
Answers: 1
Biology, 22.06.2019 13:30
Which plate boundary causes plates to collide forming mountain ranges, volcanoes, and island arcs? give an example of this type of plate boundary. 2. at which plate boundary do rifts and mid-oceans ridges form? give an example of this type of plate boundary. 3. at which plate boundary do plates slide past each other while moving in opposite directions? give an example of this type of boundary.
Answers: 1
Biology, 22.06.2019 15:00
In the sentence "a mining company will consider the distribution of coal when deciding how to mine the coal," what does the word distribution mean?
Answers: 2
Arrange these components of the mammalian immune system as it first responds to a pathogen in the co...
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