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inessss [21]
4 years ago
5

Explain why blood type and Rh factor are checked before a transfusion

Biology
1 answer:
djyliett [7]4 years ago
5 0
If the blood type of the donor is different from the receivers blood type, the <span>blood type of the revive can attack the different type of blood </span>
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The diversity of species in a community refers to the
alexgriva [62]
Number of individuals of the species in the area. For example a school of fish requires a large amount of individuals to avoid inbreeding. A species that is very imbred is the Northern Elephant seal, having originated from a few select individuals after being nearly driving to extinction. Although these seals have made a meraculous recovery, they suffer from their inbreeding with damage to their spines and cateracts.
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3 years ago
Would vision and audition be considered "higher senses” in non-human animals? Why or why not?
Dimas [21]

Answer:

Not necessarily

Explanation:

There are animals in which vision and audition are more specialized than in humans, while in other species this relation fails. For example, in predatory birds, the vision clarity surpassing human eyesight, since this sense is required for effective prey capture. Conversely, in the European mole (<em>Talpa europaea</em>), which is a mammal that lives mostly underground, the vision is seriously short-sighted. These are clear examples that "the function makes the organ", ie., phenotypic features such as vision and audition are selected in the course of evolution depending on the fitness that they confer to the species in particular environmental conditions.

7 0
3 years ago
Which property of water remains unchanged when it recycles in the atmosphere
zzz [600]

Answer:

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This is because the oxygen atom, in addition to forming bonds with the hydrogen atoms, also carries two pairs of unshared electrons. All of the electron pairs—shared and unshared—repel each other.  Thus it is the element or property which remains in same condition.

3 0
3 years ago
What does the word "cycle" tell you about the chemical reactions of the Calvin cycle?
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