What are some questions scientists still have about endosymbiosis?

Rank the following cellular features and/or activities in terms of their decreasing complexity compared to one another. The most complex should be positioned on top, and the least complex should be positioned on the bottom.

One of the benefits of nuclear power generation is a reduction in the emission of harmful waste gases into the atmosphere. Which gas is normally emitted by nuclear power plants? Select all that apply.

The examples below include learned and innate behavioral adaptations of animals. Which of these examples is a learned behavioral adaptation?

The forces of evolution include: a. gene flow, mutations, chromosomes, and genes. b. mutations, genes, and genetic drift. c. natural selection, gene flow, genetic drift, and mutations. d. natural selection, genes, alleles, and chromosomes

Imagine that a clam accumulates one unit of mercury in its body from the water it lives in. How many units of mercury would a stingray accumulate if it eats 50 clams a day for 10 years, assuming no mercury is lost between the clams and stingray?

The relative location of four genes on a chromosome can be mapped from the following data on crossover frequencies Genes B and D Frequency of Crossover 5% Cand A 15% A and B 30% C and B 45% Cand D 50% Which of the following represents the relative

How can we use rocks to determine how an area used to look in the past?

What type of bonds connect the deoxyribose sugars to the phosphate group?

What are proteins made up of?

What are at least 5 important words associated with the water cycle? What do they mean? Why are they important?