backcrossing is backcross's Present Participle

backcross

US 
UK 
  • n.回交;〔遗〕回交杂种;〔遗〕反交
  • v.〔遗〕回交
  • Web回交法;逆代杂交
Plural Form:backcrosses  Present Participle:backcrossing  Past Participle:backcrossed  
n.
1.
〔遗〕回交杂种
2.
〔遗〕反交;回交
v.
1.
〔遗〕回交,逆代杂交

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard