Complete the following sentences.


Complete the following sentences.

(i) In females, the uterine wall thickens to receive the

(ii) Endocrine glands release hormones directly into for transportation to the

(iii) The sex hormones, and oestrogen are responsible for the development of characters.

(iv) Release of sex hormones is under the control of a hormone secreted from the


 (i) fertilised egg

(ii) blood stream; target site/organ

(iii) testosterone

(iv) pituitary gland

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