When a sperm cell and a(n) ________ unite, a cell called a zygote forms.  

Fill in the blank(s) with the appropriate word(s).


ovum  or  
egg  or  
oocyte
When a sperm cell and an ovum (oocyte), or egg, unite, a zygote forms.

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What contributions did Galen make to modern medicine?

What will be an ideal response?

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The main concern when a person is having a seizure is to

a. try to stop the seizure. b. prevent the victim or anyone else from getting hurt. c. administer CPR. d. prevent a crowd from gathering.

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_________ is the transfer of heat by radiant energy.

Fill in the blank(s) with the appropriate word(s).

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Thrush is the common name for ____________

a. candidiasis b. angular cheilitis c. either a or b d. neither a nor b

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