embryo The first three months of pregnancy are the first trimester
first trimester
embryo
embryo
The first answer is the correct one. It's a play on words that describes the picture.
peat, lignite, bituminouse, anthracite....
The correct order of forms of coal from the first stage of development to the last stage of development is peat, lignite, bituminous, anthracite. Peat is the first stage and is the least carbon-rich, while anthracite is the last stage and is the most carbon-rich form of coal.
Fetal Development period. Whereas the first 8-9 weeks is embryonic development or embryogenesis.
In the first few months of life, newborns typically develop motor skills such as lifting their head, rolling over, grasping objects, and kicking their legs. These milestones are important for their physical development and are usually achieved at different stages during the first few months.
The pair of terms that best describe this process are "fallopian tube" for the usual location for fertilization and "blastocyst" for the first stages of development.
22 months
peat, lignite, bituminouse, anthracite....