The first option is correct (invasive species are harmful to biodiversity not beneficial)
Answer:
Alleles of a gene are responsible for different traits
Explanation:
There are several variant of a gene which in pair leads to varied phenotypic characteristics or traits.
For instance, there are three alleles for blood group i.e A, B and O but there are in totality there are basic 8 blood groups including the categorization on the basis of Rh factor.
Likewise, there are several variations of skin color; however there are majorly six genes that are responsible for skin color.
So, basically alleles of a gene are responsible for different traits
We can rule out small fish and grasses. My guess is that zooplankton get their energy from phytoplankton, because phytoplankton use photosynthesis to get their energy.
Answer:
They're non-coding RNAs that help the messenger RNAs to undergo the protein translation process. These RNAs, like the other messenger RNAs, are made in the nucleus, but ribosomal RNAs are made in the nucleolus which is a very specific part of the cell nucleus.
Explanation: