(C) earth's outer iron core
this is because iron is magnetic and therefore forms a strong magnetic field
Answer:
A. Valine has replaced glutamic acid
Explanation:
hope this helps:)
Invasive species reduce biodiversity levels, create a nuisance, cause economic loss, and disrupt ecosystem equilibrium.
<h3>Effects of invasive species</h3>
- Invasive species tend to drive away or kill native species.
- Invasive species reduce the overall biodiversity of plants or animals in the ecosystem.
- They cause economic loss through the loss of important native species.
- They create nuisance in the environment and may be costly to get rid of.
- They affect ecosystem equilibrium by causing species change.
- They are usually difficult to manage.
More on invasive species can be found here: brainly.com/question/21452505
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a polyphyletic genus of chlorophyte green algae in the family Volvocaceae.
