The transfer of a lipid molecule across a bilayer, a process termed:

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#Question id: 4745

#Unit 8. Inheritance Biology

In some goats, the presence of horns is produced by an autosomal gene that is dominant in males and recessive in females. A horned female is crossed with a hornless male. The F1 offspring are intercrossed to produce the F2. What proportion of the F2 offspring will have horns?

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#Question id: 12426

#Unit 10. Ecological Principles

In an ecosystem, fixed carbon has accumulated in the form of organic matter derived from dead plants and animals. Which of the following is the best explanation for this observation? 

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#Question id: 31083

#Unit 4. Cell Communication and Cell Signaling

The rise in the cytosolic Ca²⁺ level is transient because: 

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#Question id: 7524

#General Aptitude

City X is at a distance of 560 km from City Y. A train starts from City Y to City X at 6 a.m. with a speed of 40 kmph. Another train starts from City X to City Y at 7 a.m. with a speed of 60 kmph. At what distance from City Y will the two trains be at the point of crossing?

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#Question id: 2261

#Unit 2. Cellular Organization

Oxidative metabolism is carried out ____ of mitochondria.