Natural Selection by Mr Wyszomirski https://padlet.com/darrenwyszomirski/15zizhalbqnx Use Ch. 7.5 and 8.1 en-us 2017-11-09 16:33:43 UTC 2017-11-09 19:02:06 UTC hello@padlet.com Definition darrenwyszomirski https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205365226 2017-11-09 16:36:57 UTC https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205365226 Example darrenwyszomirski https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205365300 2017-11-09 16:37:05 UTC https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205365300 Definition darrenwyszomirski https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205365349 selection against individuals exhibiting traits that deviate from the average or "norm"]]> 2017-11-09 16:37:09 UTC https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205365349 Example darrenwyszomirski https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205365396 Humming birds with a medium sized beak will benefit against birds with long OR short beaks]]> 2017-11-09 16:37:13 UTC https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205365396 Definition darrenwyszomirski https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205365427 2017-11-09 16:37:17 UTC https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205365427 Example darrenwyszomirski https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205365456 2017-11-09 16:37:20 UTC https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205365456 Definition darrenwyszomirski https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205365684 Differential reproductive success caused by variation in the ability to obtain mates results in sexual dimorphism, mating and courtship behaviour ]]> 2017-11-09 16:37:42 UTC https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205365684 Example darrenwyszomirski https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205365715 - male cardinals use brightly coloured plumage and songs to attract females
- male bighorn sheep compete head to head, using their horns for head-on clashes
- fruit flies perform dances 

]]> 2017-11-09 16:37:45 UTC https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205365715 Where is it common? darrenwyszomirski https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205366733 2017-11-09 16:39:43 UTC https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205366733 Common forms darrenwyszomirski https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205366960 The most common forms of sexual selection are female mate choice and male versus mal competion females choose mates based on physical traits as bright coloration or behaviours ]]> 2017-11-09 16:40:08 UTC https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205366960 Advantages/Disadvantages of certain traits darrenwyszomirski https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205367159 Bright colouration attractive to mate/longetivity (can be seen easily by predators)
Large Antlers can win battles for mate/longetivity
Mating songs attracts mate/can be heard by predator]]> 2017-11-09 16:40:26 UTC https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205367159 Definition https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205424087 the process whereby organisms better adapted to their environment tend to survive and produce more offspring.

]]> 2017-11-09 18:17:02 UTC https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205424087 Natural selection arises by... https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205427261 A. More organisms are born than can survive.
B. Organisms vary in their characteristics, even within a species.
C. Variation is inherited.
D. Differences in reproduction and survival are due to variation among organisms.]]> 2017-11-09 18:22:21 UTC https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205427261 Definition https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205429109 Selection that favours an increase or decrease in the value of a trait from the current population average]]> 2017-11-09 18:25:42 UTC https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205429109 where it is common https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205430101 Directional selection is very common in artificial breeding, where individuals with an enhanced trait that are often selected]]> 2017-11-09 18:27:16 UTC https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205430101 Example https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205431167 Hummingbirds use their bill to feed on nectar. Hummingbirds enter a new habitat with plants that have large flowers. Hummingbirds that have a variety of bill lengths but the ones who have a longer bill will have a larger population as they are able to access the nectar in the longer flowers]]> 2017-11-09 18:29:01 UTC https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205431167 Definition: https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205434063 Selection that favours two or more variations of a trait that differ from the current population average]]> 2017-11-09 18:33:29 UTC https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205434063 Example: https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205435209 Two species of plants with different sized flowers may be available as a food source for the hummingbird population. Each species is goos source of nectar, but neither is well suited to a hummingbird with a medium length bill. Birds with longer and shorter bills will be more successful and will contribute more offsprings to later generations.]]> 2017-11-09 18:35:19 UTC https://padlet.com/darrenwyszomirski/15zizhalbqnx/wish/205435209