Select the correct option to test your answer:
Biology
Genetics And Evolution
Difficulty: Medium
Match List-I with List-II and select the correct answer: List-I List-II a. Intravarietal hybridization 1. The plants of two different species belonging to the same genus are crossed together b. Intervarietal hybridization 2. The crosses are made between the plants belonging to two different genera c. Interspecific hybridization 3. The crosses are made between the plants of two different varieties of the same species d. Intergeneric hybridization 4. The crosses are made between the plants of the same variety
More Biology Questions
Which one of the following tissues is responsible for increase of girth in the stem of a plant?
Match List-I with List-II and select the correct answer: List-I List-II a. The Cairns model 1. The newly formed DNA strands become covalently joined to the ends of the parental chromosomes b. The Yoshikawa model 2. Replication begins by denaturation of the DNA double strands at a specific site called origin c. The rolling circle model 3. The chromosome first becomes double stranded by the synthesis of a negative strand
Which of the following is not a physically demarcated space, but an abstraction that includes all the physical, chemical, physiologic and biotic factors that an organism requires to live?
In proteins the amino acids are linked up by which of the following bonds to form long chains?
'Mastectomy' is mainly associated with which of these diseases?