Cardio-respiratory fitness refers to the ability of the circulatory and respiratory systems to supply oxygen to skeletal muscles during sustained physical activity.
Muscular strength has to do with how strong your muscles get during physical activity.
Flexibility refers to the absolute range of movement in a joint or series of joints, and length in muscles that cross the joints to induce a bending movement or motion. It can be achieved through stretching which is fitness.
SO the correct answer is B.) bone density
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Maybe when an organism has both an endocrine and a nervous system it is able to not only make rapid changes to be more well-adjusted in its enviroment but is also able to make changes required for survival in long-term.
Answer:
ensures food safety around the world to help reduce foodborne diseases.
Explanation:
Hope it helps.
The correct answer is C.
An author's credentials can determine a health source's credibility. None of the other options would apply to credibility. When it comes to health, if you want to make sure that what you are researching or reading is authentic and reliable you need to find out whether the author is a professional health expert or not. You can do this by finding out their credentials.
The answer is fertilization.
Fertilization is when the sex cells' nuclei (the nucleus of both an egg and a sperm) combine. After fertilization, the male and female chromosomes will have also joined together to create a new combination of DNA for the offspring.