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Proteins, particularly transport proteins and channels, are crucial macromolecules for the movement of substances across cell membranes. These proteins facilitate the selective transport of ions, nutrients, and waste products. Additionally, lipids, especially phospholipids, form the cell membrane structure, creating a barrier that regulates what enters and exits the cell. Nucleic acids play a lesser role in transport but are essential for encoding the proteins involved in these processes.
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Do cells contain four kinds of organic macromolecules?
Four classes of organic macromolecules found in cells are:nucleic acidspolysaccharides (= complex carbohydrates)lipidsproteinsthis is exactly what i needed for my 8th grade science homework
Why do macromolecules differ in amount of energy they contain?
because different macromolecules have different kinds/quantity of bonds, and these bonds holds energy
What are some functions of different kinds of cells that make up plants?
Root cells absorb water and nutrients from the soil. Leaf cells perform photosynthesis to produce energy for the plant. Xylem cells transport water and minerals throughout the plant. Phloem cells transport sugars produced in the leaves to other parts of the plant.
Which kinds of cells have chloroplasts in them?
plant cells
What are two kinds of cells that perform specialized functions in humans?
Neurons, sarcomeres, osteoblasts, and cardiac muscle cells all have specialized functions performed by no other cells.
Do cells contain four kinds of organic macromolecules?
Four classes of organic macromolecules found in cells are:nucleic acidspolysaccharides (= complex carbohydrates)lipidsproteinsthis is exactly what i needed for my 8th grade science homework
What are two main kinds of cells in blood?
The two main kinds of cells in blood are red blood cells, which transport oxygen throughout the body, and white blood cells, which help the body fight infection and disease.
Why do macromolecules differ in amount of energy they contain?
because different macromolecules have different kinds/quantity of bonds, and these bonds holds energy
What are three kinds of macromolecules?
Actually there are four. They are carbohydrates,proteins,lipids and nucleic acids
Phagocytosis pinocytosis and exocytosis are all kinds of?
Phagocytosis, pinocytosis, and exocytosis are all types of cellular transportation processes. Phagocytosis is the engulfing of solid particles by a cell, pinocytosis is the engulfing of liquid particles, and exocytosis is the release of substances from a cell.
What are some functions of different kinds of cells that make up plants?
Root cells absorb water and nutrients from the soil. Leaf cells perform photosynthesis to produce energy for the plant. Xylem cells transport water and minerals throughout the plant. Phloem cells transport sugars produced in the leaves to other parts of the plant.
What kinds of things of things does the blood transport?
Blood transports oxygen from the lungs, nutrients and fat cells from the digestive system, and hormones from the endocrine glands.
What term identifies a reaction that breaks apart marcromolecules?
A lysis, though this term if prefered for cells destruction. For a molecule, you precise the kind of reaction : if the reaction imply water, it's an hydrolysis (for macromolecules, it usually is), but other kinds exists like hydrogenolysis.
What kinds of cells have the chloroplast?
Plant Cells
Which kinds of cells have chloroplasts in them?
plant cells
How many kinds of cells does a human have?
Humans have trillion of cell in number. Answer: The kinds of cells are: 1. nerve cells 2 muscle cells(many kinds-cardiac,smooth,straited etc) 3. epithelial cells 4. blood cells 5. bone cells
What are two kinds of cells that perform specialized functions in humans?
Neurons, sarcomeres, osteoblasts, and cardiac muscle cells all have specialized functions performed by no other cells.
