Answer:
it is a cell membrane (d)
Hope this helps!!!
Answer:
Diatoms are mostly asexual members of the phytoplankton. Diatoms lack any organelles that might have the 9 + 2 pattern. They obtain their nutrition from functional chloroplasts, and each diatom is encased within two porous, glasslike valves. Which question would be most important for one interested in the day-to-day survival of individual diatoms?
C) How do diatoms with their glasslike valves keep from sinking into poorly lit waters?
Explanation:
Diatoms are some of the most important organisms living on earth because of its role on the oxygen production in the planet earth. The question "how do diatoms with their glasslike valves keep from sinking into poorly lit waters?" Because of the way their nutrition is obtained from functional chloroplasts and the way them encased within two porous, glasslike valves.
Answer:philis or esophagus
Explanation: I donno one if the two
I’m pretty sure it’s a. sorry if i’m wrong <3
Items such as sheet metal, treated lumber, corn syrup, and plastics are examples of processed materials.
Processed materials are materials which have been refined or built by humans from raw materials.<span> Processed materials are different from component parts as they become part of a finished product and don't retain their original identity.
</span><span>Ceramic is a processed material. You have to add several materials, heat them, sinter them and then you get ceramic.</span>