Heterotrophic Nutrition
heterotrophic nutrition this is anouther person answering but its heterotrophic nutrition because this nutrition gets it food from its surroundings. Also, heterotrophic nutrition are examples of fugi. In this case the leaf opening would be an example of autrophic nutrition because its examples are plants and algae.
The guard cells are specialized cells that control the opening and closing of the stomata in plant leaves. They can change shape to regulate the exchange of gases and water vapor between the leaf and the surrounding environment.
Somatic cells are not involved in sexual reproduction. These are most of the cells in your body. Gametes are sex cells (sperm and ovules/eggs).
epidermal cells form the outermost layer of cells of the organism. guard cells control opening and closing of any pore like in the case of stomata, epidermal cells provide protection and guard cells take care of opening and closing of stomatal pore depending on the plant's need of carbon dioxide or oxygen.
gap juntions
connexons
Sperm and egg cells are the two cells involved in fertilization of animals and humans.
It is a cell wall that surrounds the cell outside its cell membrane
Cell surface markers, such as proteins and carbohydrates, play a key role in facilitating cell recognition. These markers are involved in cell-cell communication and help cells distinguish between self and non-self cells. Additionally, signaling molecules, such as cytokines and growth factors, can also serve as signals for cell recognition and interaction.
Beta cells are found in the pancreas and secrete insulin, a hormone that regulates blood sugar levels. Acinar cells, also found in the pancreas, secrete digestive enzymes that help break down food in the intestines. Beta cells are involved in blood sugar regulation, while acinar cells are involved in digestion.
Sex cells are haploid cells that carry half the number of chromosomes, while other body cells are diploid and contain a complete set of chromosomes. Sex cells are involved in sexual reproduction, contributing genetic information from both parents, while body cells are involved in growth, maintenance, and functioning of the body.
The opening is called a stomata, which is regulated by two guard cells.