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A pinhole camera is used to photograph a 23-cm tall object at a distance of 3.0 m,the image being projected on film at a distance of 46 cm from the pinhole.What are the height and orientation of the image?
Germinal Period
Also referred to as the period of the zygote; refers to the first 2 weeks after conception.
Zygote
The initial cell formed when a new organism is produced by the joining of a male sperm and a female ovum.
Blastocyst
An early stage embryo consisting of a sphere of cells surrounding a fluid-filled cavity and a cluster of cells inside known as the inner cell mass, which eventually develops into the fetus.
Fetus
A developing mammal or human from the end of the embryonic stage (usually from nine weeks after fertilization) to birth.
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