Biology, 18.12.2020 23:20, genyjoannerubiera
Scientists often classify organisms based on their ability to perform certain processes.
Which of the following shows an example of organisms being classified based on their physiological abilities?
A.
Plant cells have cell walls.
Animal cells do not have cell walls.
B.
Protists can be unicellular or multicellular.
Bacteria are unicellular.
C.
Animals and plants have membrane-bound nuclei.
Bacteria do not have nuclei.
D.
Plants can make their own food using energy from the Sun.
Animals cannot make their own food.
Help 10 pts
Answers: 2
Biology, 22.06.2019 02:30, hey840
Plz ! having a smooth seeds is the dominant trait. having wrinkled seeds is a recessive trait. the offspring of two plants with smooth seeds, a. must have smooth seeds. b. may have smooth or wrinkled seeds. c. must have wrinkled seeds. d. have a 25% change of having smooth seeds.
Answers: 1
Biology, 22.06.2019 13:20, abolton04
Imagine a self-reactive t cell that has not undergone clonal deletion in the thymus (that is to say, it has escaped central tolerance). if it encounters self antigen in the absence of an infection or inflammation, what will happen to this self-reactive t cell? (select two answers) (a) the t cell undergoes clonal expansion. (b) the t cell gains effector functions. (c) the t cell undergoes apoptosis. (d) the t cell becomes activated. (e) the t cell becomes anergic.
Answers: 1
Scientists often classify organisms based on their ability to perform certain processes.
Which of t...
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