Answer:1) Chloroplast, mitochondrion and vacuole are the organelles
Explanation: a leaf is a organ of a plant and is not found in cells. An enzyme creates chemical reactions in the body. the DNA is just the plan on how to build the cell and how to do certain cellular processes. therefore a chloroplast, mitochondria and vacuole are all organells. also the mitochondrion creates energy, a vacuole stores food and water and a chloroplast converts the suns energy into food
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Answer: To increase the nitrogen in the soil Cleo can make compost to put in her garden
Explanation:
Some plants and foods put in compost produce nitrogen so making compost out of it and putting it in the soil would increase the amount.
Answer:
D) Must be reproduced in living cells
Answer:
Frogs can breathe through their skin thus it is this to allow for easy diffusion of oxygen
Explanation:
Frogs are able to breathe through their skin due to which its skin is thin and moist.
They can absorb oxygen from water even during hibernation period. The skin is extremely thin and is made up of thin membranous tissue which is permeable to the both water and air. The skin also comprises of blood vessels that allows diffusion of oxygen from water into the blood vessels.
Therefore, even if the lungs are poorly developed, frogs being amphibians can survive beneath the water. The presence of mucus glands make the skin looks wet all the time
