Hydrogen bonds is holding together the two strands of nucleic
<span>Covalent bonds hold the atoms and molecules together in each of the amino acid chains. Two complimentary chains are held together by hydrogen bonds to form a double-helix.</span>
Greenhouse gases such as carbon dioxide trap heat, helping warm the globe. The surge in carbon dioxide levels due to human activity since the Industrial Revolution is now causing an overall warming of the planet that is having impacts around the globe. And the burning of fuel generates not only carbon dioxide, but also air pollutants that are harmful to human health.
Statements 1 and 4 are true, while 2 and 3 are false.
<h3>Decomposition reaction</h3>
In decomposition reactions, one or more reactants decompose to produce two or more products.
Decomposition reactions with single reactants are known as single decomposition reactions. Those with 2 reactants are known as double decomposition reactions.
Decomposition reactions do not always produce elements. It could be compounds in some cases.
Decomposition reactions always obey the law of conservation.
More on decomposition reactions can be found here: brainly.com/question/8009068
#SPJ1
It would be the urinary tract
Answer:
Municipal solid waste (MSW), is the type of waste that contain items related to everyday use.
Different countries have different ways to manage their Municipal solid waste (MSW), some of the techniques used by developed and under-developed countries are as following:
Developed Countries: Example of developed countries are Norway, Australia and USA et-cetra. Disposal methods used are:
- Composting - decomposing organic solid wastes into humus.
- Sorting - In this method garbage is sorted or dumped in bins on the basis of their type such as paper, colored glass and white glass et-cetra.
Both: Disposal methods used by both the countries are:
- Incineration - disposal of waste through burning
- Landfills - MSW is placed in landfills apart from human contacts.
Under-developed Countries: Example of under-Developed countries are India, Afghanistan and Algeria et-cetra. Disposal methods used are:
- Open uncontrolled dumping - throwing waste in open
- Waste picking - waste pickers pick recyclable waste.
Hence, there are some common and some different ways to dispose MSW in developed and under-developed countries.
