The euglena has membrane bound the nuleus. This is right answer.
Answer:
Specialized cutaneous Schwann cells initiate pain sensation.
Explanation:
60 million years is the answer.
Answer:
I'm pretty sure the answer is C. Physical weathering
Explanation:
sorry if it's not :(
The expression of certain genes at different levels may cause color variation in the butterfly wings.
<h3>What is gene expression?</h3>
Gene expression is the cellular process associated with the transcription of certain genes in particular cell types.
In this case, the trait color in butterfly wings is associated with the differential expression of certain genes during development.
The variation in color may be due to the expression of different alleles in butterflies or the same allele at different levels.
Learn more about gene expression here:
brainly.com/question/20682055