The ovary of a newborn girl houses about ________ primary oocytes.

A) 1,000
B) 10,000
C) 100,000
D) 1,000,000


D) 1,000,000

Biology & Microbiology

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If bird song promotes an individual's ability to attract a mate and reproduce, then the song has an ____ function

Fill in the blank with the appropriate word.

Biology & Microbiology

Use the BLAST tool at http://blast.ncbi.nlm.nih.gov/Blast.cgi and click "Protein blast" to find out the identity of the protein with the following amino acid sequence:

A) myosin B) actin C) albumin D) DNA polymerase E) tubulin

Biology & Microbiology

The male gametophyte of a pine tree

a. is produced within a pollen grain. b. produces sperm. c. is diploid. d. is both a and b.

Biology & Microbiology

A retiree, tired of Minnesota winters, moves to Tucson, Arizona. He hopes the warm dry climate will ease his chronic respiratory problems. He soon experiences a new kind of weather, a massive dust storm. With which of the following fungi might he become infected?

A. Blastomyces dermatitidis B. Coccidioides immitis C. Histoplasma capsulatum D. Paracoccidioides brasiliensis E. Aspergillus fumigatus

Biology & Microbiology