Gene expression is often assayed by measuring the level of mRNA produced from a gene. What level of the control of gene expression can by analyzed by this type of assay?

TLS Online TPP Program

#Question id: 29506

#Unit 6. System Physiology – Plant

The active principle in foxglove (Digitalis sp.) is cardinolide digitoxin  is a

a. cardiac glycoside 

b. that activate ATPase activity 

c. that inhibits ATPase activity 

d. can increase myocardial contraction

Which of the following is not true regarding digitoxin

TLS Online TPP Program

#Question id: 5072

#Unit 5. Developmental Biology

Movement of epithelial cells as a unit to enclose deeper layers of the embryo. This type of cell movement during gastrulation occur in:

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#Question id: 11315

#Unit 10. Ecological Principles

Carnivores that eat herbivores in a food chain are the _________________.

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#Question id: 263

#Unit 1. Molecules and their Interaction Relevant to Biology

Which does not apply to most bacterial DNA?

TLS Online TPP Program

#Question id: 28309

#Unit 5. Developmental Biology

Which of the following chemotactic factor is secreted by oocyte and its cumulus cells that involve to attract capacitated sperm toward the egg during the last stages of sperm migration?