When snapping shrimp are building their homes in the seafloor, goby fish keep guard and flap their tails when danger is approaching. As part of this relationship, the shrimp allow the gobies to sleep in the burrow and use it for cover from predators
This is an example of
A) symbiosis.
B) biofilms.
C) bioremediation.
D) endosymbiosis.
Answer: A
You might also like to view...
If the probability of event A is 3/4 and the probability of event B is 1/4, then the probability of both A and B occurring at the same time is
A. 1/4. B. 1 or absolute certainty. C. 3/4. D. 1/2. E. 3/16.
Which of the following observations best indicates that living things evolved in different time periods?
a. Extinct organisms found only as fossils were destroyed in global catastrophes. b. Layers of rock are deposited in a slow, gradual process. c. Species in a location resemble one another more than species in another location. d. Fossil A always appears in a layer below fossil B. e. In many parts of the world, a rock layer of type A always appears below a rock layer of type B.
What are the results of double fertilization?
A) Egg cell and sperm cell B) Diploid zygote and diploid endosperm C) Embryo sac and pollen sac D) Triploid endosperm and diploid zygote E) A zygote and an embryo
Which of the following is properly matched?
A. Osteoblasts and bone breakdown B. Osteocytes and initial bone formation C. Osteoclasts and initial bone formation D. Osteoclasts and bone breakdown E. Osteoblasts and cartilage formation