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: 12711

#Unit 6. System Physiology – Plant

Various sensors monitor ROS levels in cells; an increase in ROS activates a signal transduction network. ROS scavenging is carried out by antioxidant molecules ____X_________and by antioxidant enzymes such as____Z_________

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#Question id: 1508

#Unit 4. Cell Communication and Cell Signaling

Of the following statements explaining how alterations of the ras gene cause cancer, which is true?

TLS Online TPP Program

#Question id: 8696

#Unit 9. Diversity of Life Forms

There is some evidence that reptiles called cynodonts may have had whisker-like hairs around their mouths. If true, then hair is a shared ________.

TLS Online TPP Program

#Question id: 28792

#Unit 2. Cellular Organization

Which of the following cation concentration is involved in the regulation of Gelsolin?

TLS Online TPP Program

#Question id: 5104

#Unit 5. Developmental Biology

 In humans, identical twins are possible because ________.