Hi Ari. I haven't finished the homework either. And Mr. Bird is out today.
Answer:
Some species are similar in structure because they are evolved from the same ancestors while some differences are also present in them due to the changes occurs in the body because of adaptation to environmental conditions.
Grizzly bears and sea otters have canine teeth because canine teeth are used to crushing hard food materials such as fishes and shells.
Explanation:
Canine teeth are present in the grizzly bear and sea otters due to eating of food materials which are hard. Canine teeth used to crush the food materials.
Answer:
C
Explanation:
Homologous structures compare the same anatomical features in different species. C is correct because it compares the same trait (wings) in different species (dragonfly vs. bat)
<span>Pancreatic proteases (such as trypsin and chymotrypsin) - which help to digest proteins.Pancreatic amylase - which helps to digest sugars (carbohydrates).<span>Pancreatic lipase - which helps to digest fat.</span></span>
The aquatic animals in the lake will likely suffer greatly or possibly die from the decrease in temperature because as the temperature plummets, the oxygen molecules will stretch farther apart so there will be less oxygen in the water.
