2/3 of the cell is made of water
Answer: the correct options are A(oxygen) and E ( Nitrogen).
Explanation: As humans we are able to survive in the planet earth due to its atmospheric composition. The Earth's atmosphere is composed of
Nitrogen(78%) and oxygen (21%). Currently, scientist from NASA has discovered existence of water in Mars. The elements they would look out for on Mars to see if we, as humans, could ultimately survive there is Nitrogen and oxygen.
A nutritionist at a children's hospital or in your community
Answer:
d. Clarify that a BRCA1 mutation does not preferentially express ovarian cancer over breast cancer in any given family.
Explanation:
When a faulty copy of BRCA1 is inherited in women it results to a 65 % probability of developing breast cancer at age 70 and 39% probability of ovarian cancer. Therefore, it will be necessary to clarify that a BRCA1 mutation does not preferentially express ovarian cancer over breast cancer in any given family.