An open circulatory system simply
means that the blood flows out of vessels and into the spaces or sinuses. Invertebrates,
insects and crustaceans has an open circulatory system where pump blood goes
into a hemocoel and diffusing back to the circulatory system between cells. In
other animals, the heart pumps the blood into the body cavities, spaces or
sinuses, where the blood surrounds the tissues.
An Ovule is a plant organ that consists of an embryo, tissues and a protective coating.
Answer:
The world climate would drastically change.
Explanation:
- First off, both poles would have rapid expansion, with the freezing of more water near the poles.
- Many species of trees and plants would die out in certain areas, since they tend to be in their ideal locations, so the change in climate will make the northern parts of many habitats destroyed.
- Deserts would expand and the average temperature would rise.
- Also, many animals would also die out, because of the change in their environments.
- Conifers would shift southward, causing many forests / parts of forests to turn into wastelands, causing the earth's oxygen production to decrease.
Answer:
A food chain outlines who eats whom. A food web is all of the food chains in an ecosystem.
Explanation:
Each organism in an ecosystem occupies a specific trophic level or position in the food chain or web.
Answer:
Your answer would be Vacuoles
Explanation:
