parallel structures

the earth is the only planet known to have abundant liquid water and ....

• life

• live

• living

.... or imbalances in a particular diet can have a negative impact on one's health

• excessive

• excess

• exception

choosing a diet low in fat and cholesterol is necessary to maintain health and .... the risk of heart disease

• reduces

• reducing

• reduce

the nile was very important for stimulating both religion and .... in ancient egypt

• science

• scientist

• scientific

the upper layers of venus' clouds are full of sulfuric acid, but the ... layers are full of phosporic acid solution

• low

• lower

• lowest

all cultures have developed their own myths, consisting of narratives of their history, their ...., and their heroes

• regional

• religious

• religions

the ... and manipulating of muscles are the mainstream manual healing methods which make up chiropractic

• touching

• touch

• touches

in the past 40 years, acupuncture has become a ... and widely available treatment in both developed and developing countries

• fame

• famously

• famous

demography covers the study of the size, ...., and distribution of populations

• structural

• structure

• structurally

the heliopause is a dynamic region that ... and contracts due to the constantly changing speed and press of the solar wind

• expands

• expansion

• expand