The term vertical resistance and horizontal resistance were first used by________________________?

Related Mcqs:

Genetic selection was proposed by_________________?

A. Richy (1927) B. Stadler (1944) C. Hull (1945) D. East (1920)...

Genetic correlation between two variables may be due to___________________?

A. Gene interaction B. Peliotropy C. Dominance D. Selection differential...

Cuscuta is an object ional weed of_____________________?

A. Cowpeas B. Berseem C. Sorghum D. Luceru...

haploids are better for mutation studies because in them all the mutations whether recessive or dominant are expressed as_______________?

A. There are many alleles of each gene in each call B. There are two alleles of each gene in each cell C. There is only one alleles of each gene present in each cell D. Non3e4 of the above...

Who discovered ribosomes__________________?

A. Palade B. Altmann C. Cowdry D. Garner...