Answer:
O A Single-celled organisms are simple, while multicellular organisms are complex,
ATP or adenosine 5- triphosphate is the energy-rich molecule formed during the cell respiration from food.
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Answer:
The total amount of energy and matter in the Universe remains constant, merely changing from one form to another. ... Once the potential energy locked in carbohydrates is converted into kinetic energy (energy in use or motion), the organism will get no more until energy is input again.
Answer;
Examples of selectively permeable materials or items are;
1. Vacuum filter- it traps dust but allows air through
2. Coffee filter- allows water to pass through, but does not allow the coffee grounds.
3. Colander -used to strain liquid food from foods. it drains water but is not permeable to larger food particles.
Explanation;
Selective permeability means that a material or a substance allows the passage of some molecules or ions and other materials to pass through it, and inhibits the passage of others.
For example a cell membrane is semi-permeable and thus regulates the transport of materials such that some particles pass through while others can not cross. A semi-permeable membrane allows selective movement of materials, it acts like a filter that allows particles to pass or not according to their size, solubility, electrical charge, or other chemical and physical properties.
Cross: AA × aa
F1 Progeny: Aa , Aa, Aa, Aa
Now, F1 Cross: Aa × aa
Progeny = Aa, Aa, aa, aa
Phenotypic ratio would be: (Agouti to smooth-haired) = (1:1)
Hope this helps!