What are the function of the upper protecting layer in leaves help needed please

Dna. we have heard that we are a product of our dna. but where is it? how do we "get" our dna? it is passed to us, from our parents, but in what form? several vocabulary words associated with inheritance are used interchangeably and sometimes, incorrectly. let's see if you can clear this up for someone just learning about inheritance and cell structure.

Which of the following are the functions of the integumentary system? yadda-yadda, the 1st answer is the brainliest. : )

Which of the following types of stars are dim but can have high surface temperatures? giants main sequence stars supergiants dwarfs