181⟩ DNA is produced from RNA
1. by reverse transcriptase
2. by an oligoside
3. by DNA polymerase
4. in yeast as a protective measure
Answer: A
Biology
Home Education and Science Biology
“Biology Interview Questions and Answers will guide all of us now that Biology is the science that studies living organisms. Prior to the nineteenth century. Biology came under the general study of all natural objects called natural history. Learn the basic and advance Biology concepts here with this Biology Interview Questions and Answers. And get preparation for Biology Job with our Biology Interview Questions and Answers.”
198 Biology Questions And Answers
182⟩ Which of the following is true about a brain cell from a normal individual human
1. some DNA sequences are present in multiple copies
2. most of the DNA codes for protein
3. most genes are transcribed
4. most genes are arranged in operon-like clusters
Answer: A
183⟩ Growth and development are synonymous, respectively, with which of the following
1. division and multiplication
2. multiplication and division
3. multiplication and differentiation
4. zygote and embryo
Answer: C
184⟩ Transfer RNA with an amino acid attached to it is called
1. a charged tRNA
2. an amino acyl tRNA
3. a tRNA with an amino acid attached
4. t-primed RNA
Answer: B
185⟩ An example of negative feedback control is when
1. the end product of a metabolic pathway inhibits an earlier reaction
2. the initial enzyme of a metabolic pathway inhibits a later reaction
3. the end product of a metabolic pathway stimulates an earlier reaction
4. the initial product of a metabolic pathway inhibits the next reaction
Answer: A
186⟩ Which of the following is the term for when a segment of a chromosome rotates 180 degrees and rejoins the same chromosome
1. deletion
2. inversion
3. translocation
4. duplication
Answer: B
187⟩ What reflex causes the extension of the big toe and fanning of the other toes when the bottom of the foot is stroked?
Babinski
188⟩ What is the name of the inner surface of the myocardium that is lined with a layer of endothelial cells?
Endocardium
189⟩ Parkinsons disease is caused by a lack of this neurotransmitter in the brain
Dopamine
190⟩ A newborn babys immunity, which is acquired from the mother, is often referred to as
1. active immunity
2. passive immunity
3. bistander immunity
4. physical immunity
Answer: B
191⟩ In plants, this naturally occurring auxin has the abbreviation IAA
indole acetic acid
192⟩ What is the vector for Rocky Mountain Spotted Fever?
The Tick
193⟩ What three main parts make up the carpel of a plant?
Stigma, Style, And Ovary
194⟩ What accessory organ allows bony fish to remain at a certain depth in the water without swimming?
Swimbladder
195⟩ In many arthropods, the segments of the body are grouped into 3 distinct parts. Name all three parts
Head,
Thorax,
And Abdomen
196⟩ Vibration of this membrane moves 3 small bones that span the cavity of the middle ear
Tympanic Membrane
197⟩ Which is the largest digestive gland in our body?
liver
198⟩ George Gamow made a contribution to biology by correctly interpreting the
1. X-ray crystallographic structure of DNA
2. existence of reverse transcriptase
3. minimum number of letters in the code for amino acids
4. existence of oncogenes
Answer: C
