Answer:
Hey mate here's your answer ⤵️
Photosynthesis produces oxygen for all organisms and a source of food for herbivores. The herbivores (primary consumers) are then consumed by secondary consumers, secondary consumers are then consumed by tertiary consumers. ... The secondary consumer receives 1% of the original sunlight energy.
<h2 /><h2>Hope it was helpfulll</h2>
Answer:
materials move against a concentration gradient
They are well at surviving because of their thick white coat. The white fur helps them blend in with the snow and ice. The polar bear also has a layer of fat under their skin so they can survive harsh temperatures.
Both parents must be carriers, which means they have the heterozygous gene (one uppercase letter & one lower case letter). They will still carry that mutated gene (because they have a lower case letter), and their offspring will have a 25% chance of getting a recessive disorder. The percentage is low but still possible.