Answer:
The mitochondria are called the powerhouses of the cell, where ATP is produced. It is composed of an inner membrane called cristae, and an outer membrane that covers the organelle.
The cell wall is a rigid structure made from(in the case of plant cells rather than bacteria or fungi) cellulose and other rigid fibers.
The cell membrane is a fluid, thinner structure made up of a double layer of phospholipids which are comprised of the hydrophilic heads facing outwards and hydrophobic tails facing toward each other in the layer.
The nucleus has protons, and neutrons that are contained within it, and electrons around it.
Explanation:
The type of protein that is often used to carry other molecules would be globular proteins. They <span>play many biological roles, including acting as enzymes, hormones, immunoglobulins, and transport molecules. Hope this answers the question.</span>
Sirius B is brighter than the sun.
A) germination, there is no plant embryo before pollination
