End of Year

What part of DNA molecule has hereditary information?

• the electrical charges

• the molecular mass

• sequence of base pairs

• three-dimensional shape

Which substance provides the information needed to sequence the amino for protein synthesis?

• ATP

• mRNA

• tRNA

• DNA

biomolecules found in every organism

• adenine, cytosine, thymine, guanine

• chlorophyll, chitin, pepsin

• glucose, maltose, fructose

• cholesterol, phospholipids

human body systems mostly involved when person is walking

• excretory and respiratory

• muscular and nervous

• circulatory and endocrine

body system that alerts muscles when you touch something hot

• Circulatory

• Respiratory

• digestvie

• Nervous

Why is starch is a polymer

• repetitive combination of simple subunits

• organic compound molecule

• high mobility as a result of its long length

• contains carbon-based functional groups

What happens when the body uses more calories than it consumes

• energy is released from lipid storage

• transform stored proteins into carbohydrates

• contract muscles to create heat energy

During meiosis is process creates the variation seen in offspring

• pairing of chromosomes

• poduction of daughter cells

• sister chromatid seperation

• independent assortment of alleles

An inversion mutation happens when

• when DNA section breaks and reverses its order

• more copies of DNA segments are made

• change in chromosome structure.

• loss of a nucleotide from DNA segment

A duplication mutation is when

• DNA section breaks and reverses order

• more copies of a DNA segment are made

• change in chromosome structure

• loss of nucleotides from DNA segment