1. It is only useful when the organism that is being identified was or is a part of organisms that are part of the key. An organisms is usually misidentified if it does not belong to the key.
2. It’s a complex mechanism of organism identification and may leads to chain of worng interpretations.
3. The characteristics which are devised to identify an organism might not be a distinct feature of the species already exiting in the dichotomous key.
4. Dependency on physical characteristics, does not take into account genetic characteristics
<span>C. the primary consumers would die out or move elsewhere
</span>An distortion in an ecosystem mainly like plants can insidious consequences in an ecosystem. With primary consumers dependent on autotrophs as the source of food and thus, energy if these resources are gone then they would probably die or migrate somewhere else.
<span>Ecosystem composes both the biotic and abiotic factors that make up the entire ecological system balanced and functioning. If ever one factor has cease to exist and that special element plays a major role in the food chain, scarcity will lead to extinction. </span>
Answer:
I believe that 1, 4 and 5 are the correct ones.
Explanation:
If the pollen is homozygous the offspring is white