Which of the following can cause allergy symptoms and inflammation by degranulation?

A) dendritic cells
B) erythrocytes
C) macrophage
D) polymorphonuclear leukocyte


Answer: D

Biology & Microbiology

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An explanation for a biological process that is substantiated by a large body of evidence is called a ______.

A. hypothesis B. theory C. systems biology D. reductionism E. prediction

Biology & Microbiology

You have just received an A+ on your math

exam and you are feeling great about it! The neurotransmitter causing this effect is

a. acetylcholine. b. epinephrine. c. an endorphin. d. serotonin. e. possibly more than one of these

Biology & Microbiology

In the partially concordant phylogenies below that illustrate cospeciation events between dove hosts and their lice parasites, nodes labeled with lowercase letters indicate cospeciation events

How do you explain that cospeciation event h is located on an internal node? What will be an ideal response?

Biology & Microbiology

What two hormones interact to maintain normal levels of blood glucose?

A. Oxytocin and vasopressin B. Epinephrine and norepinephrine C. Glucagon and insulin D. Cortisone and testosterone E. LH and FSH

Biology & Microbiology