Answer:
The lunar surface looked fairly similar to Earth's surface, with mountains and ridges. Early lunar observers even believed the moon had continents and oceans.
Explanation:
This is a great resource to better explain the history of the moon's surface:
https://courses.lumenlearning.com/astronomy/chapter/the-lunar-surface/
The youthful, undifferentiated cells of root and shoot tips and other plant parts that produce new cells for growth. Perennial A plant that continues to grow year after year from the same plant body
Answer:
B) are detected due to the turbulent blood flow that occurs as blood backflows into the left atrium
Explanation:
This is caused due to narrowing of the hearts mitral valve.
It is a valvular heart disease condition