sex determenination.

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
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In humans males are heterogametic and females are homogametic. Explain. Are there any examples where males are homogametic and females are heterogametic. Also, describe as to who determines the sex of the unborn child and if temperature plays a role in sex determenination. 

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In humans males are heterogametic and females are homogametic. heterogametic means production of different gametes, males produces two types of gametes one X gamete and another is Y gamete. where as female is homogametic which produces only X gamete. 

Step 2

Are there any examples where males are homogametic and females are heterogametic.

yes there are  Lepidopterans which contain certain butterflies and moths that have heterogametic females and homogametic males.  In drosphila also females determine the sex. 

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