Polar bears are capable of swimming over 40 miles in search of food. the population of polar bears is declining due to a shortage of available sea ice which can cause the polar bear to drown because it wasn’t able to reach its food before becoming too exhausted. the population continues to decline. identify which factor of climate change is causing this to happen to the polar bears.
a: shifting habitats
b: changing migration times
c: food shortages
d: warming of the ocean

the reason the two sea urchins don't compete with each other for food, resources, etc. is because the urchins have adapted to the environment but they have also adapted to each other. this is most likely because the genes of the sea urchins.

enhanced global partnerships and exploration capabilities may advance international preparedness for protecting the earth from catastrophic events such as some asteroid strikes, advancing collaborative research on space weather and protecting spacecraft by developing new means for space debris removal.

the offspring would all be white. if the parents are both white flowers then they have the genotype rr, which when crossed results in an all white punnet square.