Which of the following is a chemical defense of plants?
A.) Macrophages
B.) Helper T c...
Biology, 30.04.2021 04:00 gomezyonathan93
Which of the following is a chemical defense of plants?
A.) Macrophages
B.) Helper T cells
C.) Thorns
D.) Toxins that kill the predator.
Answers: 3
Biology, 21.06.2019 17:00
When organisms are classified ,they are given a two part name
Answers: 1
Biology, 21.06.2019 20:30
Autotrophs a.consume their food to get energy b.may use photosynthesis to gain energy c.are also called consumers d.cannot use solar energy
Answers: 2
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
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