WGU C190 OA Bio Exam|Questions and Correct
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, 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 PUMP, WHICH TRANSPORTS THESE IONS
FROM AREAS OF LOW CONCENTRATION TO AREAS OF HIGH CONCETRATION ( AGAINST THEIR
CONCENTRATION GRADIENT). Na+ IS PUMPED OUT AND K+ IS PUMPED IN. WHICH TYPE OF
MEMBRANE TRANSPORT IS INVOLVED IN THIS ACTION? - Answer ACTIVE TRANSPORT
CHROMOSOMES ARE STRUCTURES THAT CONTAIN HEREDITARY MATEIRAL THAT WILL BE
PASSED FROM ONE GENERATION TO THE NEXT. ACCORDING TO THIS INFORMATION, WHICH
ORGANIC MOLECULE MUST BE PRESENT IN CHROMOSOMES? - Answer DNA
A CELL HAS DIVIDED ITS CHROMOSOMES INTO WO NEW NUCLEI. THE CYTOSKELETON OF THE
CELL IS CURRENTLY PINCHING THE CELL IN THE MIDDEL TO FROM TWO NEW CELLS. IN WHICH
STAGE OF THE CELL CYCLE IS THIS CELL? - Answer CYTOKENESIS
THERE ARE FOUR SPECIES OF WOODPECKERS THAT INHABIT THE PINE FORESTS IN THE
SOUTHEASTERN AREA OF THE U.S. INDIVIDUALS OF THIS SPECIES UTILIZE MANY OF THE SAME
Answers 100%| Updated
https://www.stuvia.com/user/thinktrek
+1(305) 565-6365
, 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 PUMP, WHICH TRANSPORTS THESE IONS
FROM AREAS OF LOW CONCENTRATION TO AREAS OF HIGH CONCETRATION ( AGAINST THEIR
CONCENTRATION GRADIENT). Na+ IS PUMPED OUT AND K+ IS PUMPED IN. WHICH TYPE OF
MEMBRANE TRANSPORT IS INVOLVED IN THIS ACTION? - Answer ACTIVE TRANSPORT
CHROMOSOMES ARE STRUCTURES THAT CONTAIN HEREDITARY MATEIRAL THAT WILL BE
PASSED FROM ONE GENERATION TO THE NEXT. ACCORDING TO THIS INFORMATION, WHICH
ORGANIC MOLECULE MUST BE PRESENT IN CHROMOSOMES? - Answer DNA
A CELL HAS DIVIDED ITS CHROMOSOMES INTO WO NEW NUCLEI. THE CYTOSKELETON OF THE
CELL IS CURRENTLY PINCHING THE CELL IN THE MIDDEL TO FROM TWO NEW CELLS. IN WHICH
STAGE OF THE CELL CYCLE IS THIS CELL? - Answer CYTOKENESIS
THERE ARE FOUR SPECIES OF WOODPECKERS THAT INHABIT THE PINE FORESTS IN THE
SOUTHEASTERN AREA OF THE U.S. INDIVIDUALS OF THIS SPECIES UTILIZE MANY OF THE SAME
