When raisins are placed in water and sit overnight, endosmosis takes place. Water goes into the raisins from the surrounding. Due to this endismosis, the raisins gain water and become larger in volume.
Since raisins absorbed some water, the volume of water from the container decreases.
They usually use ear tags
Answer:
B. Surgery
Explanation:
I am not entirely sure but based on the definition of selection pressure (which talks about how external agents affect the survival of an organism) surgery is does not meet the definition.
A tiger hunting a prey affects the survival of prey. Beginning of ice age is an environmental agent that can affect survival of organism that cant tolerate cold. Antibiotics are drugs that can kill bacteria thus lower their survival. Surgery can actually increase survival if some form of disease is being treated.
I’ll answer if u send the statements:)
Lichens are typically the first organisms to colonize bare rock. They are therefore the pioneer species in primary succession. Many organisms require soil before they can colonize an area. Lichens that colonize bare rock secrete acids that break down the rock and start the soil-production process.
