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1.3     If you could choose to live in the ‘black land’ or the ‘red land’, which area would you choose to live in and why?   (2)  

Figure 26-1 The Male Reproductive SystemUse Figure 26-1 to answer the following questions:Identify the structure labeled “4.”

The ________ completely encloses the embryo and provides it with a stable environment.

Human chorionic gonadotropin (HCG) stimulates the corpus luteum to grow and secrete estrogen and progesterone.

Which of the following correctly traces blood flow from the renal artery into the renal cortex?

The acrosome contains enzymes used to ________.

In fetal circulation, blood bypasses the lungs by flowing through the ________.

________ stimulates the interstitial cells of the testes to secrete ________.

During implantation, the trophoblast divides into a deep layer called the ________, which is composed of individual cells.

Figure 26-2 The Female Reproductive SystemUse Figure 26-2 to answer the following questions:Identify the structure labeled “2.”