What triggers the release of cytokines, which signal the hypothalamus of the brain to raise the body's baseline temperature from 37°C to a higher temperature?
A) interferon alpha
B) interleukin 1
C) pyrogens
D) prostaglandins
E) tumor necrosis factor
Answer: C
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Several types of untreated sexually transmitted diseases can lead to scarring in the oviducts of the female. This can potentially cause infertility if the scarring prevents the sperm from reaching the egg that has been released
What options might a woman in this situation have if she wanted to conceive?
During axonal projection, multiple axons cluster together using (A)__________. This process is known as (B)__________.
a. (A) extracellular matrix (ECM) (B) cell migration b. (A) extracellular matrix (ECM) (B) fasciculation c. (A) cell adhesion molecule (CAM) (B) cell migration d. (A) cell adhesion molecule (CAM) (B) fasciculation
Considering the traits in the previous question, which alleles separated at which stages of meiosis? Comments: This can be used against common errors in thinking about phenotypic ratios and meiosis
A. Red segregated from brown in meiosis I, and straight segregated from curled in meiosis II. B. Red segregated from brown in meiosis II, and straight segregated from curled in meiosis I. C. Red segregated from brown in meiosis I, and straight segregated from curled in meiosis I. D. Red segregated from brown in meiosis II, and straight segregated from curled in meiosis II. E. Red segregated from straight in meiosis I, and brown segregated from curled in meiosis II.
The relationship between two hormones that work together is referred to as
a. opposing interaction. b. synergistic interaction. c. permissive interaction. d. mutualistic interaction. e. commensal interaction.