The answer is A- Coral Reefs have all the factors necessary to support plants, predators and prey.
B. By mutating their DNA in response to environmental conditions to gain beneficial traits.
Answer:
The two main plant tissue that works together to release sugar and carry hormones so that reproduction can take place are: The ground and the vascular tissue.
Explanation:
Answer:
Yes, the model of the helium atom is showing an ion.
Explanation:
Helium, with an atomic number of 2, should have 2 protons and 2 electrons; however, the model only depicts 1 electron. That means the helium must have lost an electron, making it a +1 charge and an ion.
Trees produce oxygen in order for us to breathe. if we cut them down there is less oxygen for us.
in an area of wildlife many different animals survive off of trees. cutting down the trees could lead to the extinction of specific animals.
