Four conditions are needed for natural selection to occur: reproduction, heredity, variation in fitness or organisms, variation in individual characters among members of the population. If they are met, natural selection automatically results.
The hydroponics root system to grow is that they use the same method as the soil root but the root volume for hydroponics is highly restricted and they don't need to use too much energy to grow.
alpha cells are glucagon and beta cells are insulin
Answer:
Animals and plants need to get rid of carbon dioxide gasses through a process called respiration carbon moves from fossil fuels to the atmosphere when fuels are burned the ocean and other bodies of water absord some carbon from the atmosphere the carbon is dissolved into water.
Answer:
Б. молоточком, коваделком, стремінцем
