Chapter 2, Problem 2.40.4C

Describe the effects of three cytokines (not involved in the initial inflammation response). What cells release them?

Describe activation of helper T cells or cytotoxic T cells

Compare and contrast MHC 1 and MHC 2. Describe two way they are different and two ways they similar including how they are used in antigen presentation.

Describe two antimicrobial properties of the skin.

Describe how the inflammation response starts including the sentinel cells and the chemicals involved. How do pathogens trigger the response particularly in the skin?

How does complement promote the immune response? Describe three ways

Which of the following is not a possible mechanism for autoimmunity? Select one: A. Abnormal expression of MHC II molecules in non-antigen-presenting cells B. Activation of polyclonal B cells C.   Polymorphism of HLA alleles   D.   Molecular mimicry   E.   Release of sequestered antigens

WRITTEN WORK 3: NON-MENDELIAN GENETICS Part A: Complete the Punnett square and calculate for the probability of genotype and phenotype. i i Genotype: Phenotype: 08:55

1:42 PM ១ 99% Apart from food, plants need other nutrients like water and minerals. Nitrogen, a mineral, is an important part of all living cells. All organisms need nitrogen in order to grow and repair. Although nitrogen exists in its elemental form in the atmosphere, it cannot be directly used by plants. 7 Where else can plants obtain their nitrogen from? Plants make their own nitrogen. B Plants get it from animals. Plants get it from the soil. D Plants have special structures to break down atmospheric nitrogen. v3.7.63.140.4 | 6763e9417a3dbb80fa0f87b2 | Dec 19, 2024 | 3:07 PM | 84126 | en_8