Examlex
Which structure is derived from an ancestral air-breathing lung in ray-finned fishes, and is used to increase buoyancy?
Hematite
An iron oxide metal that has a reddish streak and commonly forms under oxidizing conditions.
Magnetite
An iron oxide mineral that is typically black and is strongly magnetic.
Quartz
A very common rock-forming silicate mineral consisting of crystalline silica.
Feldspar
A very common rock-forming silicate mineral that is abundant in most igneous and metamorphic rocks and some sedimentary rocks.
Q2: Which type of habitat lifestyle did the
Q7: little or no parental care<br>A)type I<br>B)type II<br>C)type
Q11: Which hypothesis states that new species are
Q29: What are lipopolysaccharides associated with?<br>A)the outer membrane
Q30: largest and most complex<br>A)blue-green algae<br>B)green algae<br>C)brown algae<br>D)red
Q32: Viral progeny are synthesized as small particles
Q33: The prevailing view today is that the
Q51: reproductive
Q52: In the diagram, what is the item
Q60: Which phylum of vascular, seed-bearing plants has