Biology Chapter 8 Union
Terms
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- Life with its ability to reproduce began on this planet ______ years ago
- 3.7 billion
- Because changes in DNA must occur in order for life to adapt and survive, there must be some errors in the process of __________.
- DNA Replication
- The greatest ability to produce variation resulting from very rapid reproduction rates exists in _______ cells.
- Prokaryotic or Bacterial
- The attitude that interprets reality exclusively in terms of human values and experiences is known as ___________.
- Anthropocentrism
- The attitude that attributes hum motivations and characteristics to inanimate object or animals is known as _________.
- Anthropomorphism
- For each offspring, the parent that has to invest the most energy to care for it is the _________.
- Female
- The physical differences seen between males and females in species where males are polygamous and provide no parental care is know as __________.
- Sexual Dimorphism
- Females can small Major Histocompatability Genes (MHG) in potential mates and prefer mates with MHC genes __________ from their own.
- different
- A set of complex behavioral traits that are embedded in the gentic program of bioloical organisms are known as ___________.
- Fixed Action Patterns (FAP)
- Fixed Action Patterns are initiated by some type of _________.
- Sign Stimuli
- An example of sign stimuli initiating a fixed action pattern in sexual selection behavior is seen in the tufts of hair on the legs of male ___________.
- Wolf Spiders
- In a fixed action patterns are initiated, profound physiological changes that result in expression of distinct behavior are known as ______.
- Drive
- Once behavior of a fixed action pattern are iniated, an entire sequence of steps will automatically occur until completed. These steps are known as a _________.
- Motor Program
- The mechanism of how an organism behaves with regards to how stimuli are recieved and transformed into behavioral responses is known as ____________ causation.
- proximate