TLS Online TPP Program

#Question id: 11703


A female athlete who took testosterone-like steroids for several months stopped having normal menstrual cycles. What is the best explanation for this observation?

#Unit 7. System Physiology – Animal
  1. Testosterone stimulates inhibin production from the corpus luteum
  2. Testosterone binds to receptors in the endometrium, resulting in the endometrium’s failure to develop during the normal cycle
  3. Testosterone binds to receptors in the anterior pituitary that stimulate the secretion of follicle stimulating hormone (FSH) and luteinizing hormone (LH)
  4. Testosterone inhibits the hypothalamic secretion of gonadotropin-releasing hormone and the pituitary secretion of LH and FSH
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TLS Online TPP Program

#Question id: 18389

#Unit 12. Applied Biology

How the degradation of alkanes and aromatic hydrocarbons generally occurs.
1. Oxygenase enzyme
2. β-oxidation to yield acetyl CoA
3. Hydrogenation reaction
4. Carboxylation
Which of the following are correct?

TLS Online TPP Program

#Question id: 18390

#Unit 12. Applied Biology

Which bacterium is mainly found at quite high ionizing radiation zones or areas?

TLS Online TPP Program

#Question id: 18391

#Unit 12. Applied Biology

Detoxification of organophosphate pesticides in the environment is performed by

TLS Online TPP Program

#Question id: 18392

#Unit 12. Applied Biology

How Deinococcus radiodurans are naturally resistant to quite high levels of ionizing radiation

TLS Online TPP Program

#Question id: 19123

#Unit 12. Applied Biology

What is a Biosensor?
1. Device which employs a biological material to specifically interact with an analyte
2. Physical change measured and converted into an electrical signal 
3. Device which separate analytes 
Which of the following above statements are true for biosensor?

TLS Online TPP Program

#Question id: 19124

#Unit 12. Applied Biology

Biosensor is a sensing device. It senses biomolecules by sensing
1. The interaction produces some detectable physical change that is measured and converted into an electrical signal
2. The interaction produces some detectable physical change that is measured and converted into ions.
3. B. The interaction produces some detectable physical change that is measured and converted into enzyme
Which of the following above statements are true for biosensor?