Answer:
A.All involve the active transport of gases across membrane
Answer:
The correct answer is :
Independent variable: study music.
Dependent variable: test performance.
Explanation:
Independent variable in a experiment is a variable or a factor that is manipulated or changed in a particular experiment to see its the effect on dependent variable of this change. In this case classical music is variable as it is manipulated to see if it has any effect on studying.
Dependent variable is a variable which is measured in experiment to find the result and affected by the independent variable. In this case testing the performance of subject is dependent variable as it is being measured and affected by classical music.
Thus, the correct answer is: Independent variable: study music.
Dependent variable: test performance.
C. Perspiration and expiration.
Explanation – Insensible water loss is the type of loss which can't be felt like loss through perspiration or sweat and evaporation loss from the respiratory tract which is expiration. Sensible water loss is mainly urine which is released under our senses like see, feel and measure.
Insensible water loss is around 500-650ml/day according to some sources. There are certain factor that affects insensible water loss and are : temperature of the environment, humidity, altitude etc.
Answer:
Vaccine
Explanation:
I'm not sure but it seems like the most logical answer.
