Early Earth and Origins of Life

Which of the following is a limiting factor in a population of organisms.

Yucca moths obtain nectar from Yucca flowers, which benefits the Yucca flowers' pollination and reproduction. What type of relationship is this?

The Spider Wasp lands on the Wolf Spider and lays its eggs inside of the spider. The egg grows into a larva and hatches from the spider by devouring it. What type of relationship is this?

Which of the following was presumably absent from Earth Early atmosphere based on the conditions present at the time?

Volcanic eruptions and comets hitting the early Earth brought ___________ to the surface.

Which types of organisms developed first due to the early environmental conditions on Earth? 

These scientists proved that organic molecules formed from inorganic molecules present in the Earth’s early atmosphere when given energy from lightening.

The Miller-Urey experiment of 1953 was designed to test the hypothesis that lightning supplied the energy needed to turn atmospheric gases into organic molecules such as amino acids. Which of the following describes why the Miller-Urey theory is widely accepted today?

What was formed in the Miller-Urey experiments?

Mitochondria and chloroplasts are thought to be ________________________ cells engulfed by a larger one.

The diagram shows a proposed theory of the origin of eukaryotic cells, called endosymbiosis.

Which of the following explains why cells that contained mitochondria-like organelles had an evolutionary advantage?

How are mitochondria and chloroplasts like bacteria cells?

The white fur of an arctic wolf allow it to blend in with its environment during the winter months (snow). This is an example of ________________

Do populations or individuals evolve over time?