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507085
Caption: A cross section of the embryonic disk, showing formation of the neural tube
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 19.90 MB
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481501
Caption: Amniotic egg.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 14.55 MB
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481514
Caption: Recombinant DNA technology can be used to breed knockout (homozygous) offspring for studying the effects of gene inactivation.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 24.90 MB