The greenhouse effect.
Gases known as greenhouse gases keep heat on Earth, which raises temperatures and causes global warming.
No, this is false some invasive species help balance out populations but then again it may sway out of control again. Also, not all invasive species have a negative impact on the ecosystem.
The structure that they are showing is the general structure of an amino acid. If you look at the left side there's NH2 (an amino group). On the right side is COOH (a carboxylic acid group) and the R is the part that varies depending on the amino acid --this way you can make up the 20 different amino acids but all with the basic structure shown in the diagram.
Answer:
The pond can support a population size of 90 goldfish.
The pond can support a population size of 75 goldfish.
The pond can support a population size of 50 goldfish.
Explanation:
Explanation:when we are hungry.we crave for food and eat.
the stimulus is when we are hungry
the response that come from brain is that order us to eat
the stimulie is internal.
hope this will help
