Yes, phosphoproteins is present in the cell membrane, preventing the flow of excess water into the cell.
Answer:
Option-C
Explanation:
In gymnosperms, the embryo is formed after the fertilization needs nutrition. The nutrition in the gymnosperms is provided by the female gametophyte cells as these cells degrade to provide the nutrients. Since the female gametophyte is haploid in nature, therefore, is the correct answer.
The seed is formed after the fertilization has occurred therefore is considered the diploid structure. The outer structure which helps in the dispersal of the cell thus is considered the diploid structure.
Thus, Option-C is correct.
Untreated acute allergic reaction is a life-threatening situation because its symptoms can progress quickly. The most dangerous is the Anaphylaxis. It can be triggered by drugs, food, or injections, which a person may experience itching, swelling, difficulty in breathing, panic, and collapse. The worse is cardiac arrest when not treated immediately. Moreover, a prolonged illness may also develop as its late phase such as severe asthma.
In humans a gene that has been identified as causing a type of skin cancer is the