Heredity
7.14 A- SWBAT define heredity as the passage of genetic instructions from one generation to the next
BY identifying the correct answer choice on their exit ticket.
Simple Sentence: During reproduction, each parent gives a set of genetic instructions to their
offspring. This is known as heredity!
Input
Output
BQOD: Why do I kinda look like my mom but
not EXACTLY?!?!?
Define heredity in complete sentences.
___________________________________
Asking this question suggests that we need to ___________________________________
journey deeper into the world of genetics
___________________________________
where instructions are given to offspring
from birth by its “parents.”
Define trait in complete sentences. ________
___________________________________
Genetic instructions, also known as DNA, are
___________________________________
passed on from one generation to the next or
from parent to offspring. This is known as
Genetic Instructions are known as ______.
heredity!! A snake’s ability to sense body
heat, a woodpecker’s ability to fly, a girl’s
Define “offspring.”____________________
natural eye and hair color are all instructions
___________________________________
contained in the nucleus of an animal cell!!
Why must parents pass their genetic
Physical traits are inherited from parents and instructions to offspring? ______________
passed on to their offspring. Just as the son ___________________________________
of a wealthy king inherits the king’s money
___________________________________
when the king dies, the offspring inherits
traits from parents that will make the
Where are the genetic instructions located
offspring more likely to survive in their
within a plant and animal? ____________
environment!
__________________________________
Did the environment influence a girl’s natural
eye color? Of course ____! A girl’s natural
eye color was decided BEFORE the girl was
even ______!!
What makes plants and animals eukaryotic?
___________________________________
___________________________________
To review, heredity is when a parent passes a What do you think “inherited’ means?
set of genetic instructions through their DNA __________________________________
to its offspring. The offspring inherits their
__________________________________
Heredity
parents’ traits that will make the offspring
better able to survive in their environment!
Heredity happens in both plants and animals!
Exit Ticket:
1. Which of the following BESTS
describes heredity?
I.
It is the passage of genetic
instructions from one
generation to the next
generation.
II. It is a combination of genetic
traits and learned behaviors.
III. It is not influenced by
environmental factors.
2. Which of the following traits are
LEAST influenced by heredity?
a. eye color
b. color blindness
c. blood type
d. body weight
e. (natural) hair color
HW: Create a colorful comic story with dialogue where the main character,
Heredity, is lost in GENETICLAND. To get back home, Heredity must form a
band of true warriors in order to gain back his inheritance from the evil
INFLUENCE. Heredity must choose 4 out of 5 true warriors, Eye Color, Color
Blindness, Blood Type, Body Weight, and Natural Hair Color. Tell me what true
warriors Heredity chooses and the one Heredity does not (very important!).