The development of the unborn child's nervous system begins at about <u>5 weeks.</u>
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- A developing fetus's central nervous system begins as a straightforward structure termed the "neural groove," which folds into the "neural tube."
- The brain and spinal cord then develop from this. The brain tube should be closed and fused by day 28 following conception.
- Within her embryonic body, the neural plate, an oval-shaped disc of tissue, begins to form.
- Although the intricate elements of the brain continue to grow and develop through the end of pregnancy, development ends around the age of 25, the brain and nervous system of the embryo start to develop at just 5 weeks.
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The nucleus is so designed with a bilayered nuclear membrane to store/ house DNA . DNA is an important part of eukaryotic cells as it is the gene from this DNA that will code for protein to be produced in the cell and it is this said DNA that house the unit of inheritance of the cell (gene)
The answer is Heredity! :)
C bc it deals with both of those systems
Answer:
Scientists can use embryology to determine that many organisms have common ancestors.
Explanation:
