Differences between mitosis and meiosis

1. Describe the major differences between mitosis and meiosis with respect to: -Cell type, DNA replication, Chromosome strands in anaphase, Synapsis, Chromosome number 2. Provided with the following information • Thyroxine provided by thyroid increases metabolism and assists in regulating body temperature. • Thyroid-stimulating hormone is released by the pituitary. Sketch a diagram to show the temperature feedback control in the body. Provide basic blocks involved. (Refer to the example shown in class with respect to Blood Sugar Control). *It is a design problem 3. A given macrophage producing IL-1 can induce cells in the brain to reset the body thermostat to a higher temperature. This represents ______ action of a cytokine. a. Autocrine b. endocrine c. exocrine d. paracrine e. orthocrine 4. Adaptive immunity depends on a. traits common to groups of pathogens. b. pathogen-specific recognition. c. maternal provision of antibodies to offspring. d. plants being exposed to new pathogens. e. having exhausted all options for innate immunity responses.

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