Exhibit 31-1 MATCH a Term or Structure from the List Below to Below

question 7

Multiple Choice

Exhibit 31-1
MATCH a term or structure from the list below to each of the following definitions or names. Place the letter of the term or structure in the blank to the left of the definition or name which it describes.

-____ Amorphous polymers that have the ability to stretch out and spring back to their original shape.

• A)BF₃ + H₂O
• B)elastomer
• C)chain-growth polymer
• D)AL(CH₂CH₃)₃ + TiCl₄
• G)thermoplastic
• H)homopolymer
• I)plasticizers
• J)thermosetting resins
• K)copolymers
• L)step-growth polymer
• M)Grubb's catalyst
• N)metallacycle

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Definitions:

Heart Disease

A range of conditions that affect the heart, including blood vessel diseases, such as coronary artery disease, heart rhythm problems (arrhythmias), and heart defects one is born with (congenital heart defects).

Family History

The recorded health information concerning an individual's immediate and extended family, often used to assess genetic risks or inherited conditions.

High Blood Pressure

A chronic medical condition where the blood pressure in the arteries is persistently elevated, leading to health issues.

HIV Infection

The virus that attacks the immune system, leading to AIDS if not treated, transmitted through blood, semen, vaginal fluids, and breast milk.