List the five types of white blood cells and their functions.
What will be an ideal response?
1. Neutrophils: phagocytize pathogens and cellular debris.
2. Eosinophils: use granular contents to digest large pathogens, such as worms, and reduce inflammation.
3. Basophils: promote blood flow to injured tissues and the inflammatory response.
4. Lymphocytes: responsible for specific immunity. B cells produce antibodies; T cells destroy cancer and virus-infected cells.
5. Monocytes: become macrophages that phagocytize pathogens and cellular debris.
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Any heritable change in the genetic material is a ____
Fill in the blank with the appropriate word.
Which process can cause duplication? (Select all that apply.)
A) repair of one double-strand break by homologous recombination B) repair of two double-strand breaks that occur in different places on different sister chromatic C) repair of two double-strand breaks that occur in the same chromatin by non homologous end-joining D) misalignment of homologous chromosomes at repetitive sequences followed by crossing-over E) a mutagen that introduces point mutations
What is the partial pressure of oxygen at the start of the systemic capillary beds?
a. 40 mm Hg b. 100 mm Hg c. 70 mm Hg d. 104 mm Hg e. 130 mm Hg
All species of animals provide parental care
Indicate whether the statement is true or false