The amino acids are the building blocks of the proteins.
Explanation:
The amino acids are the organic molecules made up of a carboxylic group, an amino group and a carbon side chain. The proteins are macromolecules, made up of amino acids. Many amino acids combine to form a protein. The structure of the protein depends on the sequence of the amino acids present in the structure of protein. A different protein has a different sequence of amino acids.
adaptation to avoid predators, while the release of bioactive chemicals by the plant to protect.
Answer:
In terms of carbon and energy sources, all cyanobacteria are photosynthetic autotrophs.
Explanation:
Cyanobacteria are prokaryotic microorganisms, that is, they have cellular structure that corresponds to the cell of a bacterium. As for carbon absorption and energy acquisition, all cyanobacteria are autotrophic and photosynthesizing, presenting photosystems I and II but not organized in chloroplasts, such as plants. Due to the presence of these chlorophyll-rich pigments, phycocyanins and phycoerythrins, they have been called cyanophytic algae for many years.
<span>The question above is incomplete. The options attached to the question are as follows:
A) Milk cartons
B.) Computer monitors
C.) Disposable tapes
D.) E-mail
ANSWER
The correct option is D.
Before the advent of e-mail, huge amount of papers are used in the process of writing letters. The writing materials,the envelopes and the stamps are all made of paper and this led to a great waste as the papers have to be disposed after use.This is not the case with electronic mails. Electronic mails do not need paper at all and it has drastically reduce the amount of papers that is used in writing letters.</span>
