Bacteria and archaea have
A) a nucleus.
B) histones.
C) organelles.
D) ribosomes.
Ans: D) ribosomes.
Biology & Microbiology
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Based on this diagram, which organisms evolved more recently?
a. humans and pigs b. moths c. tuna d. yeast
Biology & Microbiology
These two species of velvet walking worms are an example of:
1.Allopatric speciation
2.Sympatric speciation
3.parapatric speciation
4.Hardy-Weinberg equilibrium
Summarize the steps involved with the inflammatory response. What will be an ideal response?
Biology & Microbiology
Which phylum has a unique water vascular system that usually includes tube feet that can be used for movement?
a. Echinodermata b. Hemichordata c. Chordata d. Cnidaria
Biology & Microbiology