Biology, 03.11.2020 01:00 rivermadds1514
Which of the following is NOT a component of organic matter?
O Rock decay
O Decomposed plant and animal residues
O Microorganisms
O Decayed plant material and microbes
Answers: 2
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Adigestive system that is a series of tubes beginning at the mouth and ending at the anus is a digestive system.
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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
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What is an endocrine function? (apex) a.esophageal glands release mucus into the esophagus b.salivary glands release saliva into mouth c.swear glands release sweat to the skin d.the pineal gland releases melatonin into the bloodstream
Answers: 1
Which of the following is NOT a component of organic matter?
O Rock decay
O Decomposed plant...
O Decomposed plant...
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