5.1
5.2
5.3
Phys. Science
100

1. DNA molecule opens up separating into two strands.  

2. Nucleotides match up and join to the open DNA strands.  

3. Two identical DNA molecules are formed.  

Replication process.  

100

Any change in DNA

mutation.  

100

Early farmers bred crops by.......

selective breeding.  

100

An aluminum can melting is a physical change or a chemical change? 

Physical change.  

200

The genetic code is determined by......

the sequence of bases in a strand of DNA. 

200

Do all mutations cause an effect? 

no.  

200

the process of selecting and breeding parent organisms to pass on particular traits to the offspring.  

selective breeding.  

200
The process of a solid changing directly to a gas is called.......

Sublimination

300
What's this process:


DNA is copied as bases match up.  

Replication.  

300

The relationships of family members can be shown with a....

pedigree

300

The process in which a sequence of DNA from an organism is first isolated, then inserted into the DNA of another organism, changing that organism's DNA.  

Genetic engineering. 

300

When a gas changes into a liquid, the process is called.... 

condensation.  

400

DNA contains a code for....

making RNA and proteins.  

400

What produces genetic variation in humans? 

the genes that code for RNA and proteins.  

400

all the genetic material in an organism.  

genome.  

400

a loaf of bread baked in the oven... physical change or chemical change?

chemical change.  

500

ribonucleic acid carries the information from DNA to a ribosome where the amino acids are brought together to form a protein.  

RNA

500

A cancer is a type of genetic mutation that....

results in uncontrolled growth of cells.  

500

A technique that uses technology to make copies.  

cloning

500

ability to burn... physical property or chemical property? 

Chemical property.  

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