Strigolactones are transported out of sites of synthesis via plasma membrane and have been shown to move in the xylem from root to shoot by which transporter?

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#Question id: 15407

#Unit 8. Inheritance Biology

The end result of F factor mediated conjugation:

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#Question id: 15408

#Unit 8. Inheritance Biology

Which of the following is not a protein or group of proteins required for conjugation to occur?

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#Question id: 15409

#Unit 8. Inheritance Biology

 A heterozygous trihybrid corn plant is testcrossed and the following progeny are produced (all traits are recessive to their wildtype alternative);

          booster                              6

          booster, silkless                  137       

          booster, liguleless, silkless      291

          liguleless                          142

          liguleless, silkless                  3

          silkless                            30

          booster, liguleless                  34

          wildtype                            339

What is the order of the loci on the chromosome? 

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#Question id: 26801

#Unit 8. Inheritance Biology

Transduction in which any gene can be transferred from one bacterial cell to another by a virus is called

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#Question id: 26802

#Unit 8. Inheritance Biology

The exchange of bacterial genes clearly required direct contact, that is given by

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#Question id: 5323

#Unit 8. Inheritance Biology

An X-linked recessive gene produces red-green color blindness in humans. A woman with normal color vision whose father was color-blind marries a color-blind man. What is the probability that their son will be color-blind?