Q:

Biological catalysts are protein molecules which

1. speed up a chemical reaction

2. remain unchanged after reaction

3. function optimally at 37 deg C.

4. do not have an enzymatic activity

Select the correct answer using the code given below.

A) 1 only	B) 1, 2 and 3
C) 2 and 3 only	D) 1, 3 and 4

Answer & Explanation Answer: B) 1, 2 and 3

Explanation:

Enzymes are biological catalysts. Enzymes are the catalysts involved in biological chemical reactions.

A fundamental task of proteins is to act as enzymes—catalysts that increase the rate of virtually all the chemical reactions within cells.

A catalyst remains chemically unchanged itself at the end of a reaction.

Each enzyme has a temperature that it works optimally in, which in humans is around 98.6 degrees Fahrenheit, 37 degrees Celsius –the normal body temperature for humans.

Report Error

View Answer Report Error Discuss

Filed Under: Biology
Exam Prep: Bank Exams

23 148170

Q:

Select the antonym of

sacred

A) pious	B) hallowed
C) divine	D) profane

Answer & Explanation Answer: D) profane

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: English
Exam Prep: AIEEE , Bank Exams , CAT , GRE , TOEFL

3 147342

Q:

Select the synonym of

consensus

A) cacophony	B) harmony
C) tumult	D) clamour

Answer & Explanation Answer: B) harmony

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: English
Exam Prep: Bank Exams

0 147113

Q:

Barbara creates a table of the six essential nutrients.

Macronutrients : Micronutrients

Carbohydrates : Fats

Proteins : Vitamins

Water : Minerals

Where did Barbara make an error in placement of a nutrient?

A) Fats	B) Vitamins
C) Minerals	D) Water

Answer & Explanation Answer: A) Fats

Explanation:

Fats are to be under macronutrients.

Report Error

View Answer Report Error Discuss

Filed Under: General Science
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk , Bank PO

26 146322

Q:

Select the synonym of

sentry

A) bandit	B) competitor
C) sentinel	D) foe

Answer & Explanation Answer: C) sentinel

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: English
Exam Prep: Bank Exams

0 146078

Q:

Select the synonym of

to lash

A) to endear	B) to fondle
C) to chastise	D) to snuggle

Answer & Explanation Answer: C) to chastise

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: English
Exam Prep: Bank Exams

0 145571

Q:

Select the synonym of

deprive

A) bestow	B) confer
C) dispossess	D) endow

Answer & Explanation Answer: C) dispossess

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: English
Exam Prep: Bank Exams

4 145131

Q:

Select the synonym of

to scram

A) to cluster	B) to array
C) to convene	D) to scoot

Questions

Quick Links