Sailors had scurvy, which is caused by a lack of vitamin C. They were cured by lemon juice becaue it contains a lot of vitamin C. Vitamin C evaporates when the lemon juice is boiled so it wouldn't have the same effect.
Answer:
Solar energy can be used
Explanation:
Solar energy can be regarded as a radiant light and heat, it is an energy that is gotten from the Sun which is been trapped with the help of
range of ever-evolving technologies. This technologies could be photovoltaics as well as solar heating, and solar thermal energy. Solar energy is gotten from the sun and is been converted to "thermal energy" or "electrical energy". It's one of most abundant source of renewable energy with minimal impact on the environment. It is a very safe form of energy since it doesn't release CO2 or carbon monoxide to the atmosphere like coal power plant
The phrase to fit into the blank is "sexual reproduction"!
In sexual reproduction each of the parents produces a gamete and contributes to half of the offspring's genes. This means that the offspring is a unique composition of the two parents.
In contrast, in a asexual reproduction, the offspring would likely have the same genetic code as the parent.
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