The concept of endosymbiosis is widely accepted. What kind of relationship is it?
A. Neither organism benefits.
B. One organism in the partnership benefits and the other is harmed.
C. One organism benefits but the other is not affected.
D. Both organisms in the partnership benefit.
Answer: D
You might also like to view...
What characteristics of coastal seas allow the area to support a larger number of high-level consumers? a. High productivity and shorter food chains
b. High productivity and large populations of prey. c. Shorter food chains and large populations of prey. d. High productivity and high species diversity.
Water has unique properties which include its strength as a solvent; its three environmental stages of solid, liquid, and gas; and its temperature regulation. These properties are due to polar covalent bonds between oxygen and hydrogen. The polar covalent bonds are a result of
A. there being a greater number of electrons in oxygen outermost shell than in hydrogen. B. oxygen being more electronegative and therefore attracting more electrons than hydrogen. C. hydrogen being an electron donor and oxygen being an electron acceptor. D. hydrogen and oxygen having equal electronegative strength and therefore have equal sharing of electrons. E. hydrogen being more electronegative and therefore attracting more electrons than oxygen.
The vaccine to prevent cervical cancer is a(n) (attenuated/recombinant/toxoid) vaccine
What will be an ideal response?
There are several concerns with using DNA profiling in forensics with the advent of cheaper synthesis methods for DNA. Propose a mechanism to determine if crime scene evidence is natural or synthetic
What will be an ideal response?