A FARMER WHO WANTS TO KEEP SEEDS FOR THREE YEARS BEFORE PLANTING AND WANTS TO PREVENT THEM FROM SPROUTING USES
A. auxin B. gibberellins C. abscisin ✓ D. cytokinins The answer to the question is: C. abscisin The farmer who wants to keep seeds for three years before planting and prevent them from sprouting would use abscisic acid (ABA). ABA is a plant hormone…
THREE DROPS OF A 1.0 MOL DM-3 SOLUTION OF NAOH ARE ADDED TO 20 CM3 OF A SOLUTION OF PH 8.4. THE PH OF THE RESULTING SOLUTION WILL
A. Close to that of pure water B. Unaltered C. Greater than 8.4 ✓ D. Less than 8.4 The answer to the question is: C. Greater than 8.4 When three drops of a 1.0 mol dm-3 solution of NaOH are added to…
EMBRYONIC DEVELOPMENT FROM WEEK THREE TO EIGHT
In human embryonic development, the third and subsequent weeks up to the eighth week are crucial periods during which the foundation for various organ systems is laid down. Here’s an overview of the major events that occur during this period:…