Cell Biology
What are the 2 types of cell transport?
Passive & Active transport
What are enzymes made of?
amino acids
The total amount of chromosomes found in humans.
46
what action does the diaphragm execute while inhaling ?
contraction
The natural place of an organism or community is known as:
Habitat
The interval volume of the cell, not including the nucleus
cytoplasm
What do hormones do to enzymes?
altering either the concentration or activity of the prime cellular catalysts, the enzymes
Similarity between DNA polymerase and Glycogen synthase
both need a primer / Both enzymes are processive in adding substrates
What is the smallest organ?
Pineal gland
The upper part of an aquatic ecosystem contains:
Plankton
What is the smallest cell?(give specific name)
Mycoplasma gallicepticum
What secretes hormones and enzymes?
Glands
The tendency of an offspring to resemble its parent is known as
Heredity
How much blood is in a human body in litres?
5 liters
Plants growing under direct sunlight are known as:
Heliophytes.
Microfilaments are composed of a protein called
Actin
Which of the following is produced with the combination of apoenzyme and coenzyme
Holoenzyme
The failure of chromosomes to segregate normally which can occur during meiosis II.
Nondisjunction
Which of the muscular valve controls the flow of digestive juice from the hepatopancreatic duct to the duodenum?
Sphincter of Oddi
The process of vernalization is practised in which areas
Cold countries
A plastid that specializes in the storage of starches
Amyoplasts
Blocking of enzyme action by blocking its active site is called as:
Competitive inhibition
An autosomal recessive disease that causes a disruption in brain development.
phenylketonuria
Which artery contributes mainly to supply of thumb and lateral side of index finger?
Radial artery
In thermal stratification, the middle region which shows vertical temperature change is called:
Metalimnion.