An acetyl group is <span>a functional group that links two monosaccharides in a disaccharide.
It joins the monosaccharide by glycosidic linkages. It is a type of covalent bond and form by the condensation reaction of amine and alcohol.</span>
From the given options, the following sidovery involving DNA happened first: C) Griffith learned that a chemical changed harmless cells into harmful cells.
The British medical officer named Frederick Griffith discovered DNA in 1928 while conducting experiments using Streptococcus pneumoniae bacteria and mice.
<span>He concluded that the living R bacteria had been transformed into pathogenic S bacteria by an unknown, heritable substance from the dead S cells that allowed the R cells to make capsules.</span>
Oxbows and loess both show similarity as they both show the constructive power of erosion. An oxbow lake starts as a curve in a river. Oxbows are formed where the river often empties into another water body. ... A loess is a sediment which is formed by the accumulation of the wind blown silt
Answer:
Polygenic traits are controlled by a number of separate genes.
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Answer:
lowering the activation energy needed for the reaction to start
