d. an opening specified for waste removal is present
C your skin does not produce red blood cells your red blood sells are asexual and self produce by cell division
B. the flu vaccine
It is the flu vaccine because flu vaccines can be produced to protect people from the flu virus.
breccias
Explanation:
The type of sedimentary rock with coarse grained angular fragments is known as breccia. Breccia is a sedimentary rock made up of sharp and coarse angular fragments.
- Breccias signifies a sediment that has not moved too far away from its source of formation.
- If the source of the rock is far away, the fragments would have been chipped off to form rounded fractions.
- Breccias usually have a cement made up of calcareous materials or sometimes iron.
Learn more:
sedimentary rocks brainly.com/question/2740663
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