What are some basic characteristics that distinguish plants from animals?

Contrast invertebrates wwith vertebrates. Provide one example of each.

Describe the distinguishing characteristics of mammals.

What are the advantages of animals that are endotherms?

Distinguish among the three ways (physiological, behavioral, reproductive) animals adapt to the environment.

What is meant by symbiosis?

Distinguish between mutualism and parasitism.

1.Plants give off oxygen and take in carbon dioxide given off by animals. Animals give off carbon dioxide which plants need to make food and take in oxygen which they need to breathe. Plants cells have cell walls and other structures differ from those of animals. ... Plants are autotrophic Animals are heterotrophic.

2. The main difference between vertebrates and invertebrates is that invertebrates, like insects and flatworms, do not have a backbone or a spinal column. Examples of vertebrates include humans, birds, and snakes. Vertebrates have a skeletal structure with a spinal column or backbone.

e.g tuna for vetebrates , for invertebrates worms

3.Mammals are endothermic vertebrates.

Have hair and fur on the body.

Four chambered hearts.

Have sebaceous (fat secreting glands), sudoriferus (sweat), and scent glands.

Have heterodont dentation (different types of teeth)

Posses diaphragm.

7.Mutualism is a symbiotic interaction in which both species benefit from the relationship. But, parasitism is another type of symbiotic interaction in which the parasite benefits on the expenses of the host. ... The main difference between mutualism and parasitism is the type of relationship

answer; collective security;

well it depends i think people around the world are coming around to gay marriage. but if you are talking abortion then wow, so much to talk about. such as men thinking they have the right to choose if women can, the fact there are health concerns if the women can't get one, and many more arguments to discuss. so i would definitely say abortion would be a much more interesting topic.