Answers: 1
Biology, 21.06.2019 15:30
The large ground finch obtains food by cracking seeds. what is its short, strong beak an example? a) tendency toward perfection b) adaptation of a species over time c) selective use and disuse of an organ over time d) scarcity of recourses
Answers: 1
Biology, 21.06.2019 19:50
Enzymes are proteins that speed up reactions by providing an additional energy source supplying additional molecules for the reaction removing inhibitors that slow down reactions lowering the amount of energy required
Answers: 2
Biology, 21.06.2019 21:30
Out of the seven main animal groups (fish, mammals, birds, insects, reptiles, amphibians, and arachnids), how many contain members with internal backbones? a. 5 b. 3 c. 7 d. 1
Answers: 1
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
Avet at your clinic is preparing to perform a punch biopsy of a dermal mass in a cat under local ane...
Mathematics, 24.10.2021 15:00
Chemistry, 24.10.2021 15:00
English, 24.10.2021 15:00
Physics, 24.10.2021 15:00
Mathematics, 24.10.2021 15:10
Mathematics, 24.10.2021 15:10
Mathematics, 24.10.2021 15:10
Chemistry, 24.10.2021 15:10