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WGU- INTRO TO BIOLOGY C190 EXAM 2025 QUESTIONS AND ANSWERS A SUBATOMIC PARTICLE HAS A NEGATIVE CHARGE AND IS FOUND IN A SHELL OF THE ATOM. WHAT IS THE PARTICLE? - ....ANSWER ...-AN ELECTRON MALE PEACOCKS COMPETE WITH ONE ANOTHER TO MATE FEMALE PEACOCKS. MALES WITH MORE COLORFUL TAIL FEATHERS ATTRACT FEMALE MATES AT A HIGHER RATE THAN THOSE W/O. THEREFORE MALE PEACOCKS HAVE COLORFUL TAIL FEATHERS, WHEREAS FEMALE PEACOCKS DO NOT. WHAT IS THIS AN EXAMPLE OF? - ....ANSWER ...-SEXUAL SELECTION A GARDENER MAINTAINS A SPECIES OF ROSE THAT PRODUCD EITHER YELLO FLOWERS ( THE DOMINANT PHENOTYPE) OR WHITE FLOWERS ( THE RECESSIVE PHENOTYPE). ONE DAY, THE GARDENER OBSERVES THAT A CROSS BETWEEN TWO YELLOW ROSE BUSHES HAS LED TO A SINGLE ROSE BUSH WITH ORANGE FLOWERS. WHAT EVOLUTIONARY MECHANISM IS INVOLVED IN THE CHANGE IN THE GENE POOL OF THIS SPECIES? - ....ANSWER ...- MUTATION SOME CELLS NEED TO MAINTAIN A SET OF CENCENTRATIONS OF Na+ AND K+ IONS. THESE CELLS ARE ABLE TO DO THIS WITH THE HELP OF THE Na/K ...COPYRIGHT ©️ 2025, ALL RIGHTS RESERVED..... 100% PASS RATE 1