Answer:
isometric contraction
Explanation:
An isometric contraction occurs as the muscle produces tension without changing the angle of a skeletal joint. Isometric contractions involve sarcomere shortening and increasing muscle tension, but do not move a load, as the force produced cannot overcome the resistance provided by the load.
Mycorrhizae are mutualistic associations with plant roots that improve nutrient absorption.
<h3>What is mutualistic association?</h3>
When two species of organisms "collaborate together," each benefits from the relationship.
Mutualism refers to the ecological communication between two or more species in which each species benefits.
The oxpecker which is a type of bird and the rhinoceros or zebra have a mutualistic relationship.
Thus, in the given scenario, it is mutualistic association that is enhancing the nutrient absorption.
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It would be (A) it is a deficiency of minerals in mammals
Answer:
An area affected by an oil spill can become unhabitable for the sea birds' source of food because of toxic poisons and in turn, make it uninhabitable to the sea birds. The animals that depend on the birds for food will have fewer available options for prey and their population may lower. If the area affected by the oil spill has low biodiversity it will have a great effect on the food web.
It is natural decaying substance (feces) used for fertilizing plants
