fbpx

Yearly Archives: 2020

Primitive Characters of Cycas and Advanced features of Gnetum

Gymnosperms are seed producing plants which do not produce any covering surrounding seed. Cycas and Gnetum are two example of Gymnosperms that are respectively considered as primitive and advanced species. In this article, Primitive characters of Cycas and advanced ones of Gnetum will be discussed explicitly. CYCAS Cycas is a …

Read More »

Cytoplasmic Inheritance: Transfer of Genetic Characters by Means of Autonomous Organelles

The genes of nuclear chromosome have a significant and key role in the inheritance of almost all traits from generations to generations,but altogether they cannot be considered as the sole vehicle of inheritance because certain experimental evidences suggest the occurance of certain extranuclear genes or DNA molecules in the cytoplasm …

Read More »