New Visions Biology

When the chromosomes line up in mitosis this is known as which phase?

• telophase

• anaphase

• metaphase

• prophase

Tags

NGSS.HS-LS1-4

Which cellular organelle contains enzymes that are considered digestive?

• golgi apparatus

• lysosomes

• nucleus

• ribosomes

Organs repair themselves through a process of?

• meiosis

• mitosis

• cellular differentiation

• transformation

Tags

NGSS.HS-LS1-4

Which of the following is considered a model for enzyme action?

• lock and key model

• enzyme interaction model

• transformation model

• transcription model

Which of the following statements about enzymes is not true?

• enzymes are catalysts

• almost all enzymes are proteins

• enzymes operate most efficiently at optimum pH

• enzymes are destroyed during chemical reactions

Which of the following statements about prostaglandins is not true?

• Prostaglandins promote inflammation.

• Prostaglandins can only constrict blood vessels.

• Prostaglandins are made in the renal medulla.

• Prostaglandins can lead to pain and fever.

Cholesterol that is known as (LDL) stands for:

• low-density lipoproteins

• low-density lysosomes

• level-density lipoproteins

• level-density lysosomes

Hardening of the arteries is known as:

• atherosclerosis

• venous narrowing

• micro-circulation

• hypertension

Breathing properly requires the presence of what compound that affects surface tension of alveoli in the lungs?

• potassium

• plasma

• surfactant

• sodium chloride

Which of the following is not considered a function of the kidneys?

• secretion

• reabsorption

• transport

• filtration