Aharvard group definition of biological death includes the criteria of: a. only eye response is reflexive eye blink. b. failure to move for 1 minute and failure to breathe for 3 minutes after removal from ventilator. c. lack of electrical activity throughout entire brain and spinal cord. d. heart-beat rate of 0 per minute for 10 consecutive minutes.

In dna, only the_ varies from one nucleotide to another. base phosphate sugar amino acid

Turtle hatchling survivorship rate is low in many turtle species due to predation. amanda researched the predatory rate on a species of turtle eggs in the red river. the eggs were harvested from trapped turtles and the egg's cloaca film (reproductive discharge) was either washed off or left on once gathered. research suggests that predators use the female's cloaca scent to locate the eggs. the eggs were only handled when wearing gloves and then reburied along islands where the turtles were trapped. the nests were monitored by cameras and manually on foot and data on nest predation were recorded. a. based on the experimental design, what is the dependent variable? b. based on the experimental design, what is the independent variable? c. based on the experimental design, what is the control?

Models are non-visual ways of coummincating how someone thinks about something in the natural world