Because they have no competitors in any echological niche
Mitochondrial DNA can be traced for generations. It is because of the fact that unlike nuclear DNA, mitochondrial DNA rarely gets mutated. The frequency of mutations in the mitochondrial DNA is approximately one every 3,500 years per nucleotide. That is why mitochondrial DNA of a person is almost similar to his/her direct maternal ancestor. So, it can be used to match lineages amongst people.
<span>Steroids are like hormones that greatly influences bodily activities mostly in growth and function. These functions may modify, change and control one’s body organs or system that’ll vary in form, shape or structure due to these hormone-like compounds and also, it can affect one’s psychological and neurological state. There are several types of steroids. Examples can include: </span><span><span>
1. </span>Sex steroids. These are can influence reproduction and sex characteristics.</span> <span><span>
2. </span>Anabolic steroids. Most abused in many athletic activities. These steroids are used for muscle and bone growth.<span>
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Plasma caries minerals, vitamins, sugars, and other nutrients.
A split-brain patient sees something in her left visual field and must go after a screen and choose the object from a group of objects. she will choose the object perfectly with her left hand.
<h3>What can a split-brain patient do if they see something in the left visual field?</h3>
The fact that split-brain patients can only accurately respond to stimuli in the left visual field with their left hand and to stimuli in the right visual field with their right hand and vocally is another important component of the conventional view.
Patients with split brains can still walk, swim, and ride a bike, which are motor abilities that need both sides of the body and were taught before the onset of their disorder. They can also pick up new skills that require them to move their fingers or hands in parallel or mirror images.
A split-brain patient must reach behind a screen and choose the object from a collection after spotting it in her left visual field. She will use her left hand to make the proper selection of the item.
To learn more about split-brain patient refer to:
brainly.com/question/24879413
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