In pea plant the trait of yellow seeds (YY) is dominant over green seed (yy). Explain the inheritance pattern of F1 ad F2 generation with help of cross following the rules of inheritance of trait. show the visible characters F1 and F2 progenies and write the genotypic ratio and percentage.(one more small help it is three mark how mark is distributed in this question)

African penguins, which inhabit the coasts of southern africa, were classified as an endangered species in 2010. two significant threats to their survival are ecosystem damage from oil spills and overfishing by humans. overfishing depletes the food supply of african penguins. the best method to reduce the threat of overfishing would be to . the risk of oil spills could be reduced by increasing the use of , which should oil consumption. if an oil spill does occur, could be used to remove the oil so the ecosystem may more quickly recover.

If your blood becomes too concentrated with iona, what will happen to the red blood cells

Which zone within the open-ocean zone is home to the most organisms? deep zone surface zone intertidal zone transition zone