Discontinuous variation in human populations, Biology

Assignment Help:

Give two examples in each case of (a) continuous, (b) discontinuous variation in human populations. 

 

a) Continuous variation: for example, weight, height, intelligence, hair colour, skin colour,   physique, blood pressure (any two).

b) Discontinuous variation: blood group, sex, eye colour (more or less), presence or absence of particular genetic diseases (e.g. albinism, haemophilia), free or attached ear lobes (any two).

 


Related Discussions:- Discontinuous variation in human populations

Define low water permeability across the luminal membranes, A healthy perso...

A healthy person is on a diet that having of very small amounts of water. A. This person will make a large volume of dilute urine with low amounts of dissolved solutes. B. T

Determine the types of blood, Determine the types of blood There are th...

Determine the types of blood There are three types of blood cells. They are Red Blood Corpuscles (RBC), White Blood Corpuscles (WBC) or leucocytes and blood platelets or thromb

Define the best describes this autopsy finding, A 70-year old woman present...

A 70-year old woman presents with a 1-hour history of crushing substernal chest pain. Shortly after admission, the patient expires. An autopsy reveals calcium deposits in the intim

Define homocysteinemia, Possible mechanisms of increased risk are that hype...

Possible mechanisms of increased risk are that hyperhomocystinemia may impair release of nitric oxide form endothelial cells, stimulate proferation of atherogenic smooth muscle cel

What is the constitution of the cartilaginous matrix, Q. What is the consti...

Q. What is the constitution of the cartilaginous matrix? The cartilaginous matrix is made of generally collagen type II, collagen fibers, and of proteoglycans, proteins associa

How does the structure of a chloroplast enable, How does the structure of a...

How does the structure of a chloroplast enable it to build up a concentration gradient of protons?  Chloroplasts have an inner membrane system having of thylakoids. The pumpin

What are the main types of waste, What are the main types of waste? The...

What are the main types of waste? The waste can be classified into main types, each of them carrying its own dissimilar environmental problem: organic waste, non recyclable was

Mechanism of cleavage, Mechanism of Cleavage Such as the mitotic divi...

Mechanism of Cleavage Such as the mitotic division in any cell, cleavage is the result of two events: mitotic nuclear division (Karyokinesis) followed via cytoplasmic divisio

Write short note on cholesterol, Cholesterol, from stereos (solid) and the...

Cholesterol, from stereos (solid) and the Greek chole- (bile) followed by the chemical suffix -ol for an alcohol is an organic chemical substance classified as a waxy steroid of fa

Human skeleton, HUMAN SKELETON - Hard supportive or protective elements...

HUMAN SKELETON - Hard supportive or protective elements of the animal body form the skeleton system. It's study in osteology. EXOSKELETO N - Present outside skin. It

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