TLS Online TPP Program

#Question id: 1082


Which of the following is a type of signaling in which a cells respond to substrate that they themselves release ?

#SCPH06 I Botany
  1. hormone signaling

  2. autocrine signaling

  3. paracrine signaling

  4. synaptic signaling

More Questions
TLS Online TPP Program

#Question id: 5334

#SCPH06 I Botany

The way sex determination in birds, Male birds have two Z chromosomes, and females have Z and W. which of the following is not possible during inheritance?

TLS Online TPP Program

#Question id: 22949

#SCPH28 | Zoology

How CONSTANS gene and its encoded protein involved in translating day length into a signal that converts a vegetative shoot meristem into a floral meristem?

TLS Online TPP Program

#Question id: 11708

#SCPH28 | Zoology

Use the following clinical laboratory test results:

Urine flow rate = 1 ml/min

Urine inulin concentration = 100 mg/ml

Plasma inulin concentration = 2 mg/ml

Urine urea concentration = 50 mg/ml

Plasma urea concentration = 2.5 mg/ml

What is the glomerular filtration rate (GFR)?

TLS Online TPP Program

#Question id: 16132

#SCPH06 I Botany

You are running a human assisted reproduction clinic and providing state-of-the-art genetic diagnostic services. A married couple who already had a child with cystic fibrosis approach you because they wish to have another child, but only if they can be assured that the child will not have cystic fibrosis. You genotype the woman and discover that she is a heterozygote for Del508, the most common mutation causing cystic fibrosis. You suggest that the couple consider first polar body testing, in which several unfertilized oocytes (each with its first polar body) are retrieved from the woman, the first polar bodies are removed, and PCR tests are conducted on DNA from each of the first polar bodies. The couple agrees, and you obtain the following results:
 
the observation that the polar bodies for oocytes #1 and #5 test positive for both Del508 and the wild type sequence, because

TLS Online TPP Program

#Question id: 760

#SCPH28 | Zoology

Which force can stabilize a DNA double-helix?