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- Question
Which of the following vitamins is synthesized by intestinal bacteria?
Options- A. Vitamin B
- B. Vitamin A
- C. Vitamin D
- D. Vitamin K
- Correct Answer
- Vitamin K
ExplanationMost of the Vitamin K is synthesized by intestinal bacteria in the large intestine.
- 1. Where are the taste receptors located?
Options- A. epiglottis
- B. upper esophagus
- C. tip of the tongue
- D. All of the above Discuss
- 2. Homeostasis is the condition in which the body maintains
Options- A. a relatively stable internal environment within limits
- B. a changing state within an unlimited range
- C. the lowest possible energy usage
- D. a static state with no deviation from preset points Discuss
- 3. Polyploidy is involved in which of the following examples?
Options- A. XYY males
- B. Some plants alternate between haploid and diploid phases
- C. XO females
- D. A normal watermelon has 22 chromosomes but seedless watermelons have 33 chromosomes Discuss
- 4. What distinguishes Atherosclerosis from Arteriosclerosis? Discuss
- 5. What nitrogenous bases are found in RNA?
Options- A. Thymine
- B. Uracil
- C. Guanine
- D. All of the above Discuss
- 6. Yeast used in making bread is a
Options- A. Fungus
- B. Bacteria
- C. Seed
- D. Plant Discuss
- 7. Select the correct statement about immune system?
Options- A. The causative agent in acquired immune deficiency syndrome (AIDS) is a virus that recognizes CD4 proteins
- B. The most common form of immunodeficiency is graftversushost (GVH) disease
- C. Severe combined immunodeficiency (SCID) disease is an acquired condition
- D. Hodgkin's disease is a hereditary immunodeficiency found in children Discuss
- 8. Humans cannot digest cellulose because they Discuss
- 9. Dysfunctional behaviors are maladaptive which means that they
Options- A. are medicated
- B. interfere with everyday life
- C. cause of stress
- D. all of the above Discuss
- 10. A sudden loss of memory is a symptom of
Options- A. Alzheimer's
- B. Dementia
- C. Amnesia
- D. None of the above Discuss
Biology problems
Search Results
Correct Answer: All of the above
Correct Answer: a relatively stable internal environment within limits
Correct Answer: A normal watermelon has 22 chromosomes but seedless watermelons have 33 chromosomes
Correct Answer: The condition of blockage of the artery due to plaque deposition in the walls which can lead to stroke or heart attack is called Atherosclerosis Whereas, The condition in which the stiffening or hardening of the arteries is called as Arteriosclerosis
Correct Answer: All of the above
Correct Answer: Fungus
Explanation:
Yeast used in making bread is a Fungus.
Correct Answer: The causative agent in acquired immune deficiency syndrome (AIDS) is a virus that recognizes CD4 proteins
Explanation:
Among the given options, the correct statement about immunodeficiency is "The causative agent in acquired immune deficiency syndrome (AIDS) is a virus that recognizes CD4 proteins".
Correct Answer: Humans cannot digest cellulose because they are lacking with the enzymes responsible to breakdown the beta acetal linkages
Correct Answer: interfere with everyday life
Explanation:
Dysfunctional behaviors are maladaptive which means that they interfere with everyday life.
Correct Answer: Amnesia
Explanation:
A sudden loss of memory is a symptom of Amnesia which is caused by an injury or damage to our brain. In that situation we cannot remember about ourself and our life.
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