Autosomal aneuploidies arise by:
a. chromosome breakage and rejoining.
b. meiotic nondisjunction.
c. errors in crossing-over.
d. mistakes in chromosome replication.
e. mitotic nondisjunction.
b
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Modern humans evolved about
(a) 200,000 years ago. (b) 2,000,000 years ago. (c) 2,000,000,000 years ago. (d) 4,600,000,000 years ago.
Which of the following organisms is currently considered one of the primary photosynthetic organisms in the oceans?
A. green algae B. cyanobacteria C. diatoms D. red algae E. None of the answers options is correct.
The union of research and medicine that seeks to quickly translate research findings into methods for the diagnosis and treatment of diseases is called ____________________
Fill in the blank(s) with correct word
An acute viral disease is the likely result of ________ infection.
A. a lytic B. a latent C. a persistent D. a lysogenic E. either latent or lysogenic