Answer:
The United Kingdom.
Explanation:
A republic can be defined as a form of government that is typically being ruled by the people.
In a republic, the citizens of the country have the supreme power and as such they are saddled with the responsibility of voting to elect representatives who make laws, decisions and govern the country.
All of the following countries are a republic;
I. Egypt (Arab Republic of Egypt).
II. United States of America.
II. Russia (Russia Federation).
<em>However, the United Kingdom is a unitary nation that practice both parliamentary democracy and constitutional monarchy. The parliament of the United Kingdom comprises of two chambers and these are the House of Commons (lower chamber) and the House of Lords (upper chamber). </em>
Answer
Only one type of amino acid could be coded for such synthetic mRNA, becacuse it contain only one type of codon.
Answer:
a) i) Xylem
ii) Upper epidermis
iii) Stoma
iv) Chroloplast
v) Palisade cell layer
b) By a waxy layer on the cuticle of the leaf
Explanation:
The plant's leaves have a large surface area that is capable of absorbing sunlight. The plant's waxy layer in the surface of the leaf protects it from the loss of water, as well as of diseases caused by the entry of microorganisms. The palisade cell's surface is a single layer of cells underneath the upper epidermis that is adapted to absorb light energy.
The waxy layer is a primary physical barrier composed of insoluble polymers and lipids whose function is to protect the leaves against the entry of harmful organisms including virus, bacteria and fungus. Moreover, the plant's waxy cuticle is also a barrier that prevents the loss of water and solutes.
Answer:
Option A. Air pollution can cause water pollution.
Explanation:
Substances can permeate into the water from the air.
