Which statement best describes how reproduction leads to natural selection in a population? -organisms do not produce many offspring, so all of them can survive and pass on their traits

- organisms overproduce offspring; consequently, all of them are likely to survive and pass in traits

- organisms overproduce offspring, so only some survive and pass on their traits

-organisms do not overproduce offspring; therefore, those that are produced will develop the best traits

can someone please provide me with the correct answer. i would really appreciate it!

Which best describes red blood cells? a. they are colorless b. they protect against disease-carrying microorganisms c. they transport oxygen throughout the body d. they aid in blood clotting

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

What kind of crystalline solid is graphite? o a. molecular solid b. metallic solid o c. network solid d. ionic solid