Answer:
a- black powder
Explanation:
it is powder and has no pigment
Answer:
chemical weathering
In warmer climates, chemical weathering is more rapid because the chemical reactions that dissolve rocks and minerals are accelerated by warm temperatures.
Origin of species by means of natural selection
Answer:
Three major classes of RNA found in the cell are:
Explanation:
- Messenger RNA: function is to carry the genetic code from the nucleus to the cytoplasm.
- Ribosomal RNA: is present in the cytoplasm of the cell. ribosomal RNA plays a major role in the synthesis of protein.
- Transfer RNA: is present in cellular cytoplasm, the function of tRNA is to transfer the amino acids to the ribosome.
