Answer:
haemoglobin
Explanation:
Inside the air sacs, oxygen moves across paper-thin walls to tiny blood vessels called capillaries and into your blood. A protein called haemoglobin in the red blood cells then carries the oxygen around your body
Answer:
<em>The labels <u>I-VII</u> represent the different stages of primary succession. I-bare rocks, II-pioneers (mosses, lichen, algae, fungi), III-annual herbaceous plants, IV-perennial herbaceous plants and grasses, V-shrubs, VI-shade intolerant trees, VII-shade tolerant trees.</em>
Answer:
Prime attributes are the attributes of the candidate key which defines the uniqueness
Answer:
•The southwest population of birds
•The tiny birds with a medium beak and a plumage of yellow
• The northeast population of birds where most succesful after 1,000,000 years this could be because their beaks where around medium length and where curved, Their body sixe was also medium.
Adaptations are formed by the random mutations of the cell of an organism by which natural selection has forced them to. This enables the organism to survive and thrive.