Examlex
A biologist is studying the part of the kidney which consists of six to ten cone-shaped renal pyramids.Based on this information you would conclude that he or she is studying which of the following structures?
Third Trimester
The final phase of a pregnancy, spanning from approximately the 28th week until delivery, characterized by significant growth and maturation of the fetus.
Dizygotic Twins
Also known as fraternal twins, are siblings born from two separate eggs fertilized by two different sperm cells, sharing about 50% of their genetic material.
Fertilized Egg
A fertilized egg, or zygote, is the result of the fusion of a human egg and sperm, marking the beginning of human development.
Germinal Period
The initial two weeks of prenatal development after conception, characterized by rapid cell division and the beginning of cell differentiation.
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