Answer:
OC
Explanation:
Primary succession begins after a new habitat is opened that was previously unavailable- for example, lava flow that left behind bare rock. This successions normally begins with organisms like lichens, which are able to survive in these conditions. It has no soil and was previously uninhabited.
Secondary succession begins as a response to a disturbance that clears a previously inhabited area, like a forest fire or tsunami. This may cause a lot of destruction and death, but afterwards there is still soil available for new plants to grow again. Eventually, the habitat will regrow itself.
Wavelength is one way of measuring the size of waves. It is the distance between two corresponding points on adjacent waves, and it is usually measured in meters.
Answer: Option B.
The heart senses an increase in blood pressure and secrete ANF to decrease blood pressure.
Explanation:
Intinstic regulation is when a cell, tissue or organ system can adjust and respond to change in environment on it's own. The intrinsic is inherent in organ meaning the organ can maintain homeostatis within itself.
For example, the heart can perform intrinsic regulation for it self. The heart can perform myogenic regulation by reacting and responding to increase or decrease in blood pressure to keep the blood flow in normal blood vessel constant. It is a sublevel to control cardiac function.
Answer:
crustaceans and mollusks, bacteria, fungi, sea cucumbers, starfish, sea urchins, and other kinds of marine worms.
Explanation: