Si al cabo de varias generaciones se observa en la descendencia una proporción fenotípica de 50% y 50%, es razonable decir que los genotipos de los padres son: 1 punto homocigoto recesivo x homocigoto recesivo. heterocigoto x homocigoto recesivo. homocigoto dominante heterocigoto. heterocigoto x heterocigoto. homocigoto dominante x homocigoto recesivo.

Explain why biological control methods are generally environmentally superior to chemical pest control methods.

Scientists are conducting a study on the effectiveness of a new drug on memory loss. they are giving some of the test subjects the new drug to find out if it improves their long-term memory. which are possible limitations of this study? check all that apply. a) test subjects may want to participate in additional experiments. b) test subjects may think they should be paid more. c) test subjects may get bored and want to quit early. d) test subjects may have to travel during the experiment. e) test subjects may have full-time jobs. this is multiple choice. you for the !

Select the star life cycle that is accurate