Nails start in the nail root, hidden under the cuticle. When cells at the root of the nail grow, the new nail cells push out the old nail cells. These old cells flatten and harden, thanks to keratin, a protein made by these cells. The newly fromed nail then slides along the nail bed, the flat surface under your nails.
Answer:
C)increases the speed of dissolving
The discovery of BRCA1 and BRCA2
genes led to a new understanding of how genetic mutations increase the risk of
cancer is. Mutations in the genes BRCA1 (breast
cancer gene 1)
and BRCA2 (breast cancer gene 2) increase a woman's risk of developing breast
or ovarian cancer. BRCA mutations account for about 5% of all breast
cancers and 4%–11% of all ovarian cancers.
The correct answer between all
the choices given is the second choice or letter B.
According to the context, actinobacteria organisms function describes decomposition part of the carbon cycle.
<h3>What are actinobacteria organisms?</h3>
It comprises a group of Gram-positive bacteria with a high G+C content in their DNA and a wide morphological diversity.
This group of microorganisms is widely distributed in natural ecosystems and is of great importance in participating in the decomposition of organic matter.
Therefore, we can conclude that according to the context, actinobacteria organisms function describes decomposition part of the carbon cycle.
Learn more about actinobacteria here: brainly.com/question/15395882
#SPJ1
It is "preserved" by sediments. (C)
