Define nutritional requirements for extreme environments, Biology

Assignment Help:

Define Nutritional Requirements for Extreme Environments?

Human beings have been able to survive and work under extreme environments of almost all regions of the earth, from poles to equator and also in space. Some of these places are visited for very brief periods due to inhospitable environment. An extreme environment can be defined as are environment where basic needs, like acquisition of food, shelter and protection, require extraordinary efforts. One important feature of these environments is that an error in judgment and behaviour can have serious, even fatal consequences. These environments can be natural, as well as, man-made and are listed in the Table.

427_Nutritional Requirements for Extreme Environments.png

When faced with hot, cold, high altitude (terrestrial heights above 2700 meters) or space environments, human beings either try to modify the microenvironment   accordingly or physiologically adapt themselves to fit the environments or use a combination of these two strategies. Let us review these adaptive mechanisms.


Related Discussions:- Define nutritional requirements for extreme environments

How many different genotypes can the individual present, Considering a pair...

Considering a pair of homologous chromosomes containing a gene having two different alleles how many different genotypes can the individual present? If a gene of the diploid sp

Embryo and endosperm, What is the difference between embryo and endosperm?

What is the difference between embryo and endosperm?

Protective role and metal chelating ability - nicotinic acid, Define Protec...

Define Protective role and Metal chelating ability? Protective role: Nicotinic acid is vital to the normal functioning of the skin intestinal tract and nervous system. It p

What is sulphonylureas, Q. What is Sulphonylureas? Sulphonylureas: Tolb...

Q. What is Sulphonylureas? Sulphonylureas: Tolbutarnide is the mildest and its effect remains for 8 hours hence 2-3 doses need to be taken. Another drug chlorpropamide needs on

Spontaneous deamination of cytosine, Q. Spontaneous deamination of cytosine...

Q. Spontaneous deamination of cytosine: 1. Deamination of cytosine is common and results in conversion of cytosine to uracil 2. can be repaired by excision repair process (i)

Structure of myofibril, STRUCTUR E OF A MYOFIBRIL - The dark bands ...

STRUCTUR E OF A MYOFIBRIL - The dark bands of the myofibril are termed the A-bands (Anisotropic bands). Each A-band has at its middle a light zone called H-zone (Henson'

Where in the body is the thyroid gland located, Where in the body is the th...

Where in the body is the thyroid gland located? The thyroid is located in the anterior cervical region (frontal neck), in front of the trachea and just below the larynx. It is

Examples of natural selection, EXAMPLES OF NATURAL SELECTION - 1 .   ...

EXAMPLES OF NATURAL SELECTION - 1 .       INDUSTRIAL MELANISM - First studied by Fischer & Ford (1845) on pepperd moth (Biston betularia) of two types : grey moth (B.

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd