Answer: Like the thread, molecule of DNA is so thin, around 2 nm in length so, it cannot be seen with the naked eye. When DNA is clumped together, it is visible. To see or examine the DNA, it must be isolated from the cell and examine under microscope. Strands of DNA should be released from the nuclei of the cell and should be separated from other components such as histone protein around which it is coiled, before examining it.
The hormone that has no direct role in the menstrual cycle is TESTOSTERONE. Females produce this hormones in very low levels.
If you don't use proper body alignment when working out your bones can shift and easily brake. When most people work out they do not use proper alignment therefore they have shoulder, knee, back, and hip problems. If you lift a weight and your body is not aligned you may have problems in the future some you may not be able to be fixed. Therefore it is important to have your body in alignment when you work out or any heavy lifting.<span />
It seems that you have missed the necessary options for us to answer this question, but anyway, here is the answer according to my research. Endochondral bone formation takes place in a fetus over a CARTILAGE <span> template that's eventually replaced by bone. Hope this helps.</span>
Answer:there are no options
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