Answer:
50% will have ears
Explanation:
To have ears you must have the trait nn since the ears trait is recessive, 2 of the four possible offspring are like this, so 50%
Answer:
Community garden would solve the "public health" problem
Explanation:
Community garden is a land where different fruits, vegetables and other plants are grown in shared land so as to meet the kitchen requirement. In the community garden people work combinedly in order to make a beautiful as well as productive space. Community garden idea allows people to interact with neighbors and can spend some time outdoor, able to make new friends in the colony and it can help in maintaining the mental and public health.
Robert Hooke discovered cells by observing Cork with a homemade microscope.