Biology, 14.07.2019 06:00 schoolemailonlyno1
Adihybrid cross is created from plants tht are heterozygous for both rounds seeds nd yellow seed. what is the ratio of offspring that have round seeds and yellow seeds color
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
Biology, 22.06.2019 15:00, fatumasiraj
Viruses can be transmitted through air, water, food, insect bites, and direct skin contact. once a virus gains entry into the body, it invades a host cell in order to? a. synthesize antibodies for defense b. deactivate the host cell's defenses c. access cell processes for reproduction d. metabolize host proteins and grow
Answers: 1
Biology, 22.06.2019 16:30, smiley0326
Agroup of organisms that changes over time is said to
Answers: 1
Adihybrid cross is created from plants tht are heterozygous for both rounds seeds nd yellow seed. wh...
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