"Viruses sometimes transfer information from RNA to DNA" is an exception to the <span>central dogma of molecular biology. The correct option among all the options that are given in the question is the first option or option "A". I hope that the answer has actually come to your great help.</span>
Find the attachment for the answer.
Note: I have added the complete question in the attachment.
Answer:
Option 4
Explanation:
Folate is vitamin B and occurs naturally in various food items such as green leafy vegetable, lentils, peas, beans, in fruits such as banana, melon, and enriched products such as bread, juices etc. Folate is essential for making up genetic material or DNA. Out of all given options, option 4 has both lentil and spinach (green leaves) which are rich source of folate. Option 1 has bread as a source of folate. Hence, the correct answer is option 4.
<span>1. The resources that are used by an organism
2. The abiotic factors that restrict how it can survive
3. The biotic relationships that it has with other species.</span>
All the options are correct.
1. New ways to preserve and transport blood for blood transfusions were discovered.
2. Blood transfusion safety was improved.
3. Scientists discovered that elements of blood could be separated by centrifuge.
4. Scientists discovered that plasma could be preserved by freezing.
Karl Landsteiner
Karl Landsteiner was the man who discovered some of the human blood types in 1900 and 1901 at the University of Vienna.
