When seawater seeps down into the ocean crust and is heated by the magma, it undergoes lots of chemical reactions. When the fluid rises up through the seafloor, it carries many new chemicals with it, such as-- copper and zinc.
These chemical reactions also remove chemicals from the seawater, such as oxygen and magnesium.
So clearly vebtus fluid is different from sea water .
HOPE IT HELPS YOU.
Answer: Unconditional response
Explanation:
Sonya had leukemia since childhood and because of this she had to undergo chemotherapy for a numerous times.
The side effect of the chemotherapy is that she felt nausea for numerous times because of chemotherapy.
After a year of treatment even the waiting made her feel the same because of the unconditioned response by her brain.
This can be defined as an involuntary reaction which is produced by the brain in case of the similar conditions. This is a unconditional response produced due to unconditioned stimuli.
Chemical energy , as starch .
Flatworms will be best suited to terrestrial environment.
Explanation:
A 2 reasons flatworms live on land
The flatworms develop muscle tissues due to the mesoderm layer can easily move on the land hence suited for terrestrial life.
Flatworms do not have the digestive system they rely on food digested by the host.
They have sensory cells in their nervous system which help them recognize food.
B. 2 reasons why nematode don't live much on land
The roundworms or nematodes are the heterotrophs and often co-habitat as a parasite.
Nematodes feed on bacteria, fungi and protozoans from the soil or freshwater.
They require large internal pressure to move as no cilia or flagella are found in them.
