Answer the following question given this paragraph: Many hydrocarbons are cyclic and adopt specific three-dimensional structures that influence their physical and chemical properties. Q: Many hydrocarbons are cyclic and adopt specific three-dimensional structures that influence their physical and what properties? A:

OPTIONS:
- liquid
- electrical
- radiation
- chemical

Answer: chemical

Answer the following question given this paragraph: Centrioles are organelles that are found only in animal cells. They are located near the nucleus. They help organize the DNA in the nucleus before cell division takes place. They ensure that the DNA divides correctly when the cell divides. Q: What term is used to describe organelles that are found only in animal cells? A:

OPTIONS:
- anticlines
- fibrils
- acids
- centrioles

Answer: centrioles

Answer the following question given this paragraph: Plastids are membrane-bound organelles with their own DNA. Examples are chloroplasts and chromoplasts. Chloroplasts contain the green pigment chlorophyll and carry out photosynthesis . Chromoplasts make and store other pigments. They give flower petals their bright colors. Q: What are membrane-bound organelles with their own dna called? A:

OPTIONS:
- vacuoles
- chromosomes
- ribosomes
- plastids

Answer: plastids

Answer the following question given this paragraph: Smooth muscles and cardiac muscles are not attached to bone. Recall that these types of muscles are under involuntary control. Smooth muscle is responsible for the contractility of hollow organs, such as blood vessels, the gastrointestinal tract, the bladder, or the uterus. Like skeletal muscles, smooth muscle fibers do contract together, causing the muscle to shorten. Smooth muscles have numerous functions, including the following. Q: What kind of muscle is responsible for hollow organs contracting? A:

OPTIONS:
- micro muscle
- tough muscle
- rough muscle
- smooth muscle

Answer:
smooth muscle