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Mrs. Bazzetta's Genetics Test
Genetics Test
25
Science
6th Grade
01/09/2015

Additional Science Flashcards

 


 

Cards

Term
MENDEL
Definition

Considered the 

 

FOUNDER

OF GENETICS

Term
pea plants
Definition
Mendel experimented with this type of plant to study how traits were passed from parent to offspring
Term
Dominant Trait
Definition

In Mendel's experiments...

 

When the pea plants produced more tall plants than short plants, he decided that TALL was the ______________

trait for height, which masked all the other forms of the trait for height. 

Term
Heredity
Definition
the passing of an inherited trait from parents to their offspring
Term
Acquired Trait
Definition
a trait that comes from experience or your environment (you are not born with this)
Term
gene
Definition
The basic unit of heredity. It is the portion of a chromosome that controls a particular inherited trait.
Term
Punnett Square
Definition
The type of square that is used to determine the probability that an offspring will inherit a particular trait in a genetic cross.
Term
probability
Definition
The likelihood that something will happen.
Term
Desirable Trait
Definition
The traits that are wanted in an offspring. For example, strength in animals would be this type of trait.
Term
Selective Breeding
Definition
The type of breeding when people choose organisms with desirable traits and mate them to produce offspring with the same traits.
Term
XX
Definition
If you are a female, what are the two genes you received from your parents?
Term
XY
Definition
If you are a male, what are the two genes you received from your parents?
Term
Dad/ Male
Definition
Which one of your parents determines your gender?
Term
Chromosomes
Definition
Human genes are located inside each cell's nucleus on thread-like structures called _______________.
Term
Pedigree
Definition
A chart or record of a trait or genetic disorder that runs in a particular family.
Term
A Genetic Disorder
Definition
A disorder that is a condition caused by a mutation or change in a gene or set of genes.
Term
Down Syndrome
Definition
A genetic disorder where there is an extra chromosome of the 21st pair.
Term
DNA
Definition

Acronym for 

 

Deoxyribonucleic Acid

Term
  • cytosime
  • guanine
  • thymine
  • adenine
Definition
Four base chemicals in DNA:
Term
Geneticist
Definition
people who study the way heredity works
Term
Double Helix
Definition
the shape of DNA, which looks like a twisted ladder
Term
genetic engineering
Definition
a way of intentionally changing a genetic sequence in DNA to produce a particular trait
Term
clone
Definition
an organism that receives ALL of its DNA from ONE parent
Term
gene splicing
Definition
the process in which genes are removed from one organism and added to the DNA of another organism
Term
Each parent has a recessive trait for blue eyes.
Definition
Both the father and the mother in a family have brown eyes. One of their children has blue eyes. How can this be true?
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