PLEASE ANSWER ASAP FOR BRAINBLEST Your defense system attacks...unfamiliar organisms invaders that can cause disease/illness
A. immune system
B. Thymus
C. Bone marrow
D. B and T cells
E. Secondary lymphatic tissues

Dr. kaylan is an ecologist who studies bird behavior. she sets up an experiment to test which type of food crows are most likely to eat when given a choice between walnuts, corn, and sunflower seeds. to perform her experiment, dr. kaylan places three food bins in an area frequented by cows. each bin contains one of the three food types. then, she measures how much of each food type is eaten every day for a month and summarizes the results of her experiment in the pie chart below. based on her results, dr. kaylan concludes that crows choose to eat corn more frequently than other food sources because it has a higher nutritional value. what is a reasonable alternate conclusion that can be drawn from dr. kaylan's data

Why did the federal government end its support of yucca mountain as a site for long-term storage of nuclear water

Which of the following is not a benefit of genetically modified foods? a.pest-resistant crops b.herbicide-resistant crops c.plants that do not require water?