Answer:
Hollow bones because it will make the bird lighter.
The answer is; 15 years
It takes 687 days for mars to orbit the sun once. 8 mars years would, therefore, mean;
8 * 687 = 5496 days
The earth takes 365 days to orbit the sun once. Therefore, the earth will orbit the following number of times in 8 Mar years;
5496/365 = 15.058
Which is approximately 15 years
Answer: 25%
Explanation: if you do the Punnett Square method then you would see that both parents would have been Dominant for the trait, so there is a 50% chance of the offspring to be a carrier, 25% chance of the offspring to have PKU and 25% chance for it to ave
6. Lion
7.raccoon
8.rat
9. A keystone is a organism that helps define the entire ecosystem, and if the species were to disappear from the ecosystem no other species would be able to fill its ecological niche the ecosystem would be forced to radically change allowing new and possibly invasive species to populate the habitat.
