Species In Lectures

Question 1

What do Didinium Nasutum do

Answer 1

Uses specialized structures (toxicysys) to attach to prey and paralyze it, then ingests its prey through a cytosome (cell mouth)

Question 2

Why are they called the Amazon Molly?

Answer 2

All individuals are female

Question 3

What are camels dehydration defences?

Answer 3

1. Fur insulates body against extreme heats and cold
2. They can regulate their body temp
3. Can drink >200 pints in 10 mins
   (Lethal intake for most animals)
4. Can withstand 40% loss in mass
   (15% is lethal for many)

Question 4

Camels:
Environmental adaptations

Answer 4

1. Fat(food supply)
2. Pads for hot sand and spread toes for optimal traction
3. Thick split lips to eat thorny plants