Ask questions which are clear, concise and easy to understand.
Posted by Disha Gharu 6 minutes ago
Posted by Vyshnavi T P 5 hours ago
The limits of the life span of each species appear to be determined ultimately by heredity. Locked within the code of the genetic material are instructions that specify the age beyond which a species cannot live given even the most favourable conditions.
Posted by Kalpana Jha 7 hours ago
Posted by Aleena Susan Baby 23 hours ago
Is an inherited bleeding disorder, manifesting predominantly in worldwide male population. However, about 30% of hemophilia patients have no prior family history of bleeding disorder. In these cases, it is caused by mutation in their genes that lead to bleeding disorder. It is a lifelong disease.
Is a group of inherited blood disorders. It can affect people of any nationality, but it is particularly common in people with ancestry from the Mediterranean and across a broad region extending through India, the Middle East and Asia. It can occur in both male and female population. It is a lifelong disease.
People with hemophilia have either defective or lack of clotting factors. Clotting factors are protein in blood necessary to stop bleeding. The body produces 13 clotting factors. If any of them are defective or deficient, blood clotting is affected. People with hemophilia usually have longer bleeding time compared to unaffected people.
People with thalassemia have either abnormal or lack of hemoglobin in their red blood cells. The bone marrow is responsible for the production of hemoglobin, using iron from diet intake to produce hemoglobin.
Posted by Kumari Jetawni 2 days, 2 hours ago
Posted by Shivam Bhadouriya 3 days, 1 hour ago
Posted by Prabha Tiwari 3 days, 5 hours ago
During Microsporogenesis, meiosis occurs in microspore mother cells.
As anther develops the cells of Sporongenous tissues undergo meiotic divisions to form microspore tetrads.
The microspore tetrad after dehydration is separated into pollen grains.
Endothecium is the lining of the cavity of an anther.
Therefore, the correct answer is option (b).
Posted by Sunil Kumar 3 days, 7 hours ago
Semen (produced in males) is composed of sperms and seminal plasma. The major components of the seminal plasma in the male reproductive system are mucus, spermatozoa, and various secretions of accessory glands. The seminal plasma is rich in fructose, calcium, ascorbic acid, and certain enzymes. It provides nourishment and protection to sperms.
Posted by Shivam Bhadouriya 4 days, 3 hours ago
Posted by Gursharn Kaur 4 days, 10 hours ago
Posted by Sonam Kumari 4 days, 15 hours ago
Posted by Savitri Devi 5 days ago
Posted by Raman Brar 5 days, 7 hours ago
Posted by Anu Priya 5 days, 12 hours ago
It is a method of breeding crops with higher levels of vitamins, minerals, healthier fats to improve public health. The objective of breeding for improved nutritional quality is to enhance:
(a) Protein and oil content, and quality.
(b) Vitamin content.
(c) Micronutrients and mineral content.
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