List three properties that all forms of cancers share and summarize the origin of these properties

What will be an ideal response?


The three properties that all forms of cancers share are (1) higher-than-normal rates of mutation; (2) abnormalities of chromosome structure and number; and (3) one or more forms of genomic instability, including the loss, duplications, deletions, and other abnormalities of chromosomes. These changes are related to loss of the ability to repair DNA damage in cancer cells.

Biology & Microbiology

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All types of internal fertilization require

A. specialized anatomical structures. B. physical joining of male and female. C. transfer of a spermatophore to the female reproductive tract. D. a terrestrial environment. E. both a terrestrial environment and accessory sex organs.

Biology & Microbiology

Which of the following must be present for a cell to enter mitosis?

a. favorable environment b. high enough cell mass c. growth factor d. all of these

Biology & Microbiology

Granulosa cells surround a:

a. primary oocyte. b. secondary oocyte. c. primary spermatocyte. d. secondary spermatocyte. e. Sertoli cell

Biology & Microbiology

Which of the following is classified as a spongiform encephalopathy?

A) botulism B) variant Creutzfeldt-Jakob disease C) Hansen's disease D) arboviral encephalitis E) African sleeping sickness

Biology & Microbiology