Praxis Science 5905 Blue Notes
Questions and Answers Latest Version
Already Passed
What is the term for an inherited characteristic that increases an organism's chance of survival?
✔✔ Adaptation
What do we call the sum of all chemical reactions in an organism?
✔✔ Metabolism
What is the basic unit of heredity?
✔✔ Gene
What do we call the process by which green plants make glucose from sunlight?
✔✔ Photosynthesis
What is the primary role of the respiratory system?
✔✔ Gas exchange
1
,What part of the brain controls breathing and heart rate?
✔✔ Brainstem
What is the name of the condition where an organism has two identical alleles for a trait?
✔✔ Homozygous
What is the name of the condition where an organism has two different alleles for a trait?
✔✔ Heterozygous
What is the function of the skeletal system?
✔✔ Support and protect the body
What is the function of the muscular system?
✔✔ Movement
What is the name of the tiny air sacs in the lungs where gas exchange occurs?
✔✔ Alveoli
2
, What is the term for a group of organs working together to perform a specific function?
✔✔ Organ system
What is the largest organ in the human body?
✔✔ Skin
What is the function of red blood cells?
✔✔ Carry oxygen
What part of the eye controls the amount of light entering?
✔✔ Pupil
What is the name of the process where cells convert glucose and oxygen into energy?
✔✔ Cellular respiration
What is the basic unit of structure and function in living organisms?
✔✔ The cell
3
Questions and Answers Latest Version
Already Passed
What is the term for an inherited characteristic that increases an organism's chance of survival?
✔✔ Adaptation
What do we call the sum of all chemical reactions in an organism?
✔✔ Metabolism
What is the basic unit of heredity?
✔✔ Gene
What do we call the process by which green plants make glucose from sunlight?
✔✔ Photosynthesis
What is the primary role of the respiratory system?
✔✔ Gas exchange
1
,What part of the brain controls breathing and heart rate?
✔✔ Brainstem
What is the name of the condition where an organism has two identical alleles for a trait?
✔✔ Homozygous
What is the name of the condition where an organism has two different alleles for a trait?
✔✔ Heterozygous
What is the function of the skeletal system?
✔✔ Support and protect the body
What is the function of the muscular system?
✔✔ Movement
What is the name of the tiny air sacs in the lungs where gas exchange occurs?
✔✔ Alveoli
2
, What is the term for a group of organs working together to perform a specific function?
✔✔ Organ system
What is the largest organ in the human body?
✔✔ Skin
What is the function of red blood cells?
✔✔ Carry oxygen
What part of the eye controls the amount of light entering?
✔✔ Pupil
What is the name of the process where cells convert glucose and oxygen into energy?
✔✔ Cellular respiration
What is the basic unit of structure and function in living organisms?
✔✔ The cell
3
