Hello there.
<span>Protein transporters that move materials against a concentration gradient are active transport proteins.
True</span>
They first 'cut out' genes using precise biological 'scissors' – restriction enzymes – and paste them into DNA from another organism like a bacterium or yeast where it is copied many thousands or millions of times. Molecular model of a restriction enzyme bound to DNA.
Answer:
Answer is 3%.
Explanation:
Major depression as explained in the text is a type of depression that last for a longer period of time.
This type of depression is usually seen in the adults , especially in the people within 40-59 age bracket.
This is because, at that age bracket or range , people have the notion to have gathered a reasonable amount of notable achievements in life, ranging from being married with children , to having personal house, cars, business, and many others. And when some or none have been achieved, it brings depression.
Teenagers do not think about the things mentioned above , because they have parents that will provide them, and, because they haven't reach the stage.
Some of the symptoms of depression in adults are
* feeling hopeless or empty
* feeling sad
* change in appetite.
* feeling helpless and restless.
* trouble with concentration.
It is persistent pulmonary hypertension
Answer: The highest dose of a drug or treatment that does not cause unacceptable side effects. The maximum tolerated dose is determined in clinical trials by testing increasing doses on different groups of people until the highest dose with acceptable side effects is found. Also called MTD.
Explanation: I hope this is what ur looking for if not ill answer again!!!!!