What is the correct order of increasing size for the following biological structures
i. the wi...
Biology, 10.10.2019 20:30, ELGuapo6746
What is the correct order of increasing size for the following biological structures
i. the width of a virus
ii. the width of a bacterium
iii. the thickness of a cell surface membrane
iv. the diameter of a eukaryotic cell
Answers: 2
Biology, 22.06.2019 01:30, ayoismeisalex
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
Biology, 22.06.2019 05:50, lashondrascott
Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?
Answers: 1
Physics, 23.10.2020 06:01
English, 23.10.2020 06:01
Mathematics, 23.10.2020 06:01