If you’re a living creature, you’ve got DNA. But how much do you really know about the microscopic building block of life that shapes who you are?
Human DNA is chock full of information that is
helping scientists understand who we are and
how we came to be. It’s also providing fodder for
some pretty impressive
1. FRIENDS SHARE SIMILAR GENES
It turns out opposites don’t attract. In fact,
we like people who are like us,
friends share more DNA in
common than strangers, usually at the level
of fourth cousins.
PRACTICE MIGHT NOT MAKE PERFECT
You know that person who picks up musical
instruments like they were born to play? It
turns out they were. A study published in
Psychological Science found that DNA
impacts musical ability more than practice,
and that musical virtuosity requires
persistence and the right set of genes.
SOME OF US ARE BORN LEARNERS
If your kids struggle to learn new things,
Kings College London psychologist Robert
Plomin suggests trying a new approach . His
study found that genes influence 50 per
cent of kids’ ability to learn
.DNA KNOWS WHAT YOU EAT
A regular diet of junk food leaves scars on
DNA that are passed to offspring . “Our
bodies are a kind of mini-ecosystem, and
anything that disturbs our bacteria can alter
our health in profound ways,” said study
author Dr. Ian Myles. That Big Mac might
not fill you up, but it’s there to stay.
90% OF YOUR DNA DOES NOTHING AT
ALL
Laziness may not be in your DNA, but your
DNA is lazy. Recent studies show that
almost 90 per cent of it, the so-called “junk
DNA” sits around doing nothing all day . In
your body. Rent free!
. DNA REMEMBERS
If your ancestors of the last three
generations were traumatized by starvation,
your genes know it . Researchers believe
these genetic “memories” are passed on to
prepare progeny for potential hardship.
MOTHERS PASS ON PREGNANCY
STRESS
Did your mom have a stressful pregnancy
when she carried you? If so, scientists say
you’re more likely to have a difficult
pregnancy
2. PRAYER MIGHT BE IN YOUR DNA
A trio of Russian researchers believe that
certain microbes gain evolutionary
advantage by encouraging religious
behaviours — say, taking communion — to
help them spread. It should be noted that
m
more myth than science
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