It's the nucleus as it contain the DNA
The purple circular structures are the nucleus.
Answer:
Embryo
Explanation:
An embryo refers to the early stage of development of a multi-cellular organism and it occurs just immediately after fertilization. This development often continues through the formation of cell, tissues, organs.
An embryo is formed from the fertilization of a female ova by a male sperm.
Answer:
B.
Explanation:
due to the greater transparency of the atmosphere to visible radiation from the sun than to infrared radiation emitted from the planet's surface.