Answer:
The Bees find the required nectar in the flower by the "sight as well as the odor and also they receive buzz from the floral electric field".
Explanation:
The nectar are agent that are secreted for pollination, specifically cross-pollination. Bees land into or nearer to the flower. Once they landed they use their proboscis for identifying the nectar or to pick it up. Bees also receive a buzz from the flower's electric field. After sensing that electric field, bees can now identify whether the visit to the flower will be worth or not. As we already know, that bee buzz across the flower is the quest for nectar.
I'm not totally sure. But in my view, <span>(4)a salt solution</span> would be used to prove that the gas produced by the yeast in the vacuum bottle could change the pH of the liquid in the flask
Answer:
Both animal mitosis and plant mitosis produce two daughter cells with the same amount of genetic material.
SYNOVIAL joints are made up of five classes of tissues. These include bone, cartilage, SYNOVRUM, SYNOVIAL ligaments. Tendons are tough band of fibrous connective tissue that connect muscles to bones. Hope this helps x
Answer;
Semi-permeability means that only certain molecules are allowed to pass through.
Explanation;
-Semi-permeability is one of the features of a cell membrane, which means that the membrane allows selective movement of materials in and out of the cell; that is only certain molecules can enter or leave the cell.
-For example smaller molecules such water and ions such as potassium and sodium ions are able to leave and enter the cell, while other molecules that are large such as protein molecules can not enter or leave the cell.