Which of the following events is likely to take place, if the nuclei from an 8-celled stage of an embryo are transplanted into enucleated eggs?
(i) Recipient egg dies
(ii) Donor nuclei die in the new environment
(iii) Cleavage occurs but is arrested after some time
(iv) Formation of the viable embryo in the recipient eggs please explain

Development of new communities in disturbed environments, such as a burned or a clear cut forest, is called

Aresearcher designed an investigation to test what effect eating different types of food would have on blood insulin levels. she selected 10 male subjects who were all 25 years of age and in good health. the experiment took place over 3 days. at 8: 00 a.m. on each day, the subjects ate a meal consisting of only 1 type of food. they had their blood insulin levels measured after consuming the meal. on day 1 they ate a high fat diet, on day 2 they ate a high protein diet, and on day 3 they ate a high sugar diel what is the independent variable in this experiment? a the age of the subjects b the blood insulin level c the type of food consumed d the time of day the meal was consumed

Which of the following cell structures is significantly different between gram- positive and gram-negative bacteria?