Answer:
genetic changes among and within populations
Explanation:
Microevolution occurs when there are changes in gene frequency within a population over a short period of time. Microevolution specifically refers to changes within a population, a population being a group of organisms that breed with each other.
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Answer:
Some cells, such as erythrocytes, will actually burst as water enters them by osmotic flow. Rupture of the plasma membrane by a flow of water into the cytosol is termed osmotic lysis.
Answer: An Electrical fuse
Explanation: An electrical fuse is a small, thin metallic conductor designed to melt and/or separate into two pieces for the purpose of breaking a circuit. electrical fuse interrupts circuit current in the event of electrical hazard. A circuit breaker is designed to automatically disconnect to an overcurrent condition.
He can see if they are green and he can also determine where they came from.
Answer:
Option A.
Organisms in the deepest part of the ocean come up to the surface to breath.
Explanation:
- Abyssal zone is the part of the ocean towards the bottom. It consists of 83% of the ocean.
- The zone is completely dark. There is no sunlight striking this zone so the organisms which require sunlight are not found here.
- The organisms like sharks and deep sea fish in this zone have to reach above them for breathing dissolved oxygen as this zone has no such plants to produce oxygen.
