Answer: c) Salinity
Explanation:
The difference between freshwater and marine water is the presence of salt diluted in water. For this reason, freshwater is also known as non-salinity, on the other hand, marine water has a bigger quantity of salt dissolved in water, for this main reason organisms that live in one ecosystem hardly survive in the other one.
Answer:
Explanation:
I think Sam is right because pond water can be full of impurities which can include many microorganisms such fungi, bacteria, protozoa, etc. For example, there is high possibility that the pond water sample collected by Sam and Carol would contain traces of blue-green algae which is also a living organism as it uses sunlight to prepare its own food.
brine pools, and anaerobic black organic mud. Which of these groups are
the students most likely researching?
Archaebacteria
Eubacteria
Plantae
Protista
Answer:
Its about Archaebacteria.
Explanation:
Archea means ancient. Archaebacteria are unicellular organisms. All the living forms initially were classified into five kingdom classification which includes: Monera (includes all prokaryotes), protista, fungi, plantae and animalia. Later several genetics and molecular biology studies revealed that a class of prokaryotes is different from all other modern bacteria, these were called archaebacteria. They live in extreme environments like volcanic hot springs, extreme salty or very acidic surroundings.
b. nerve fibers.
c. radula.
d. nephridia.
Correct me if I’m wrong, studying this right now... the answer maybe, pretty sure it’s its, “surface-to-volume ratio decreases as the cell becomes larger”