All of the following statements referring to the uterine cycle are true except a) fsh and lh directly promote development of the uterineendometrium b) estrogen is secreted by the developing follicle in the follicularphase of the cycle c) the corpus luteum is formed from the ruptured follicle afterovulation d) a decrease in the levels of ovarian hormones signals menstruatio
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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.
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Biology, 22.06.2019 03:30
Which of the following is an effect of the uneven heating of the earth by the sun? a sea breeze a land breeze a convection current all of the above
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Biology, 22.06.2019 07:30
What is the process of pulling apart an n2 molecule nevermind i got it
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All of the following statements referring to the uterine cycle are true except a) fsh and lh direct...
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