DNA, Genetics and Inheritance

DNA is an acronym for _____

• Diphosphorus Nucleic Acid

• Ribose Nucleic Acid

• Deoxyribonucleic Acid

• Deoxyribonucleic Acetate

Which organelle is DNA usually found in?

• cell membrane
• vacuole
• chloroplast
• nucleus

Tags

NGSS.MS-LS1-2

Which of the following units are repeatedly joined together to form a strand of DNA? (This is the MONOMER of DNA.) 

• amino acids
• nucleotides
• fatty acids
• polysaccharides

A nucleotide is composed of

• A phosphate, sugar and nitrogenous base

• A protein, protein and Guanine

• A phosphate, Adenine, and nitrogenous base

• A protein, Adenine and nitrogenous base

The weak bonds between base pairs is a ___

• Covalent Bond

• Polar Bond

• Non Polar Bond

• Hydrogen

What best describes a chromosome?

• All of the DNA in a cell

• A section of just one chromosome that codes for a trait

• A pair of chromosomes that have the same information

• A packet of DNA that is condensed inside the nucleus

Tags

NGSS.HS-LS3-1

NGSS.HS-LS1-1

How many pairs of chromosomes do we have?

• 23

• 46

• 12

• 2

What best describes a gene?

• All of the DNA in a cell

• A section of just one chromosome that codes for a trait

• A pair of chromosomes that have the same information

• A packet of DNA that is condensed inside the nucleus

Tags

NGSS.MS-LS3-1

What best describes a genome?

• All of the DNA in a cell

• A section of just one chromosome that codes for a trait

• A pair of chromosomes that have the same information

• A packet of DNA that is condensed inside the nucleus

What is true of MITOSIS and not MEIOSIS? (pick all that are true!)

• Crossing over happens

• There is only 1 division

• Independent assortment happens

• The result is two identical cells

Tags

NGSS.HS-LS1-4