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TLS Online TPP Program

#Question id: 11681

A baby is born with a penis, a scrotum with no testes, no vagina, and XX chromosomes. This condition is referred to as hermaphroditism. Which of the following could cause this abnormality?

#XL - T Zoology
  1. Abnormally high levels of human chorionic gonadotropin production by the trophoblast cells
  2. The presence of a testosterone-secreting tumor in the mother’s right adrenal gland
  3. Abnormally high levels of luteinizing hormone in the maternal blood
  4. Abnormally low levels of testosterone in the maternal blood
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TLS Online TPP Program

#Question id: 1623

#XL - S Microbiology

Which of the following is a complement component that is strongly chemotactic for neutrophils?
TLS Online TPP Program

#Question id: 2174

#XL - S Microbiology

The major ATP-powered pump responsible for maintaining ion gradients across the plasma membrane of mammalian cells is:
TLS Online TPP Program

#Question id: 14994

#XL - S Microbiology

The absence of MHC class I, which is expressed by almost all normal cells, but is specifically down-regulated by some tumors and in response to some viral infections, it will undergo apoptosis by
TLS Online TPP Program

#Question id: 934

#XL - Q Biochemistry

Nitrogen fixation may occur via all of the following bacteria, except
TLS Online TPP Program

#Question id: 3620

#XL - R Botany

Which of the following word is a short form of allelomorph?