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Which is in order from largest to smallest structure?

• chromosome, DNA strand, gene, nucleotide

• chromosome, gene, DNA strand, nucleotide

• gene, DNA strand, chromosome, nucleotide

• DNA strand, chromosome, gene, nucleotide

What are the parts of a nucleotide?

• phosphate, sugar, base

• A, T, G, C

• Nucleic Acids

• two base pairs connected

Which of the following is correctly matches: ATT GTA CGA

• TAA CAT GCT

• ATT GTA CGA

• TAA GTA TCG

• GCC ACG TAC

What do genes do?

• make proteins

• create traits directly

• code for tRNA

• create hydrogen bonds

Answer explanation

GPT ... Genes makes proteins, proteins then create traits. Traits can be a single gene or a lot of different genes.

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

The size and shape of proteins determines:

• their function

• their bonds

• their nucleotides

• their chromosomes

Tags

NGSS.HS-LS1-1

The 'backbone' or 'ribbon' of the DNA strand is made of:

• phosphate and sugar

• phosphate only

• phosphate and base

• sugar and base

Hydrogen bonds occur:

• on the ribbon (between the sugar)

• between the bases

• only between A & T

• only between G & C

What is this a picture of?

• nucleotide

• DNA strand

• chromosome

• gene

In which phase does the DNA copy itself?

• interphase

• metaphase

• anaphase

• telophase

Adenine bonds with ______________.

• Guanine
• Thymine
• Cytosine
• Adenine