Answer:
The correct answer will be option- D.
Explanation:
The prostate gland is a walnut-shaped gland present between the bladder and penis.
The prostate gland is a part of the reproductive system and not the urinary system as it helps in the nourishment and protection of the sperm cells. It secretes a fluid which contains enzymes like phosphatases, lytic enzymes and antibiotics which helps in the protection and passage of sperm to the egg cell.
Thus, option- D is the correct answer.
First pass metabolism of a drug is said to occur when the concentration of a drug that is administered orally is significantly reduced before it reaches the systemic circulation.
First pass metabolism usually occur in the liver.
The routes of drug administration that avoid complete first pass metabolism are: sublingual, transdermal, rectal and inhalation.
The definition of speciation is the formation of new and distinct species in the course of evolution.
<h2>Answer:</h2>
The offspring population will contains the desirable characteristics of both fantail pigeon and the fantail pigeon.
<h3>Explanation:</h3>
- The selective breeding is the planned breeding between two organism of the population with desirable properties to result in the new traits from both parents in the single next generation offspring.
- In this case, the offspring of the pouter pigeon and the fantail pigeon will contain the traits of pouter and it also has fantail.
- The new generation will be selective breed an it is from the breeding of intra specie organism. If breeding is inter specie than the offspring is most probably infertile.