With which organelle(s) do chloroplasts share many similarities?
a. the lysosomes
b. the rough endoplasmic reticulum
c. the mitochondria
d. the nucleus
Ans: c. the mitochondria
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Darwin's book in which he described his views on evolution is:
A. Principles of Geology. B. Survival of the Fittest. C. On the Origin of Species. D. On the Principle of Population.
In terms of their gametes, sperm and eggs,:
a) males show greater variation than females. b) females show greater variation than males. c) male and female animals are competitive. d) male and female animals are sexually monomorphic. e) male and female animals are sexually dimorphic.
A provirus:
A) was the first virus discovered by Wendell Stanley at the Rockefeller Institute B) caused the influenza epidemic of 1918 C) is composed of DNA or RNA surrounded by a protein capsid D) infects bacterial cells E) is viral DMA integrated into host DNA
Which of the following statements is TRUE regarding a gastrovascular cavity?
A) Ingestion and elimination occur through a single opening. B) Digestion occurs in specialized chambers. C) Digestion is unnecessary because of the small size of the particles absorbed. D) Absorption occurs within collar cells. E) Digestion is exclusively intracellular.