Have any species (with the exceptions of humans) been observed to kill themselves purposefully?
2 answers:
Bottlenose dolphins have been known to kill themselves
Yes...one dog has been observed to kill themselves purposefully.
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Answer:
c, recesive
Explanation:
x chromosomes are usually recesive
Answer:
B) Species vary over time
These are the codons...they are read from the mRNA in the ribosome.
A hydrogen bond connects the nitrogenous bases of the nucleotides together!