Biology, 14.12.2019 05:31 archiecom55
Avaccine is effective because a vaccine is effective because the vaccine contains the lymphocytes necessary to fight infection the vaccine contains the antibodies necessary to fight infection the secondary response of the adaptive immunity is faster and more efficient than the primary response lymphocytes are unable to mount an immune response the first time they are exposed to a new pathogen
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Biology, 21.06.2019 22:00
Explain why phospholipid molecules form a bilayer. (3 marks)
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Biology, 22.06.2019 00:40
World class speed skaters can skate a 3,000-m course in about 4 minutes. what is their average speed for this course. a. 12.5m/s b. 1.33m/s c. 13.3m/s d. 1.25m/s
Answers: 3
Biology, 22.06.2019 07:20
Agroup of plant cells was exposed to radiation, which damaged the chloroplasts and caused them to lose function. if the mitochondria were unharmed, what would happen to the overall function of the plant cells? a. the cells would not be able to make food, but would be able to release energy from biomolecules. b. the cells would not be able to replicate dna, but would be able to break down waste. c. the cells would not be able to break down waste, but would be able to replicate dna. d. the cells would not be able to release energy from biomolecules, but would be able to make food.
Answers: 1
Biology, 22.06.2019 10:20
Casts and mold are a type of preservation where the original material decays, leaving a mold in surrounding rock that can be filled with another sediment a. true b. false
Answers: 2
Avaccine is effective because a vaccine is effective because the vaccine contains the lymphocytes...
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