A chemical compound that carries genetic information that tells the organism and its parts what to do and how to behave.
I have the answer to dead zone hoped it helped you in some way!☺❤
The fertilized egg begins a rapid descent to the uterus. The period of rest in the tube appears to be necessary for full development of the fertilized egg and for the uterus to prepare to receive theegg. ... At the end of this transition period, the embryo becomes a mass of very organized cells, called a blastocyst.
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i have put an image for a diagram of the heart in the answers becuase you did not provide a diagram so i hope this helps
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Explanation:
The red line is growing becuse the temputer is grtting hotter than everything else
