Entries by Daphne Hanson

Clades of Eukarya

Define the characteristics that distinguish animals from other clades of Eukarya. Explain the relationships between motility, heterotrophy, and the evolution of elaborate nervous and sensory systems.

Conversation Ecology

Use the ecological footprint calculator( https://www.footprintcalculator.org/home/en) to determine how many Earths we would need to live sustainably if everyone lived as you did. You may be surprised. According to the Conversation Ecology textbook, we would need four Earths if everyone lived as the average American did! Next, try the questionnaire again and make one change […]

The replacement of bison

How has the replacement of bison with cattle on the prairie impacted the ecosystem? Prairie chicken habitat has been reduced and the species is considered endangered. There has not been an impact because bison and cattle both graze on grass. Cattle have encouraged wolves and grizzlies to return to the prairie. Cattle graze on less grass and prairie grass […]

Discuss the components of the energy

Discuss the components of the energy drinks mentioned in the article and evaluate which component contributes most to calories. What is a calorie?-A calorie is the amount of heat needed to raise the temperature of one gram of water by one degree Celsius. Our bodies store and “burn” calories as fuel.

The Autonomic Nervous system

Differentiate between the sympathetic and parasympathetic responses of the Autonomic Nervous system and provide examples of how your body behaves in a certain situation using both types of response.

The composition of biological membranes

The composition of biological membranes found in archaea is distinct from biological membranes found in bacteria and eukaryotic cells. The unique lipid composition is thought to afford protection from extreme environments that many archaea inhabit. 10. To survive extreme environments archaea must have very stable biological membranes. Explain how archaea could adapt their biological membranes […]