The Earth Food Chain starts with Grass.
Do you have any choice answers? As far as I know, the organisms that appeared first was micro-organisms. Hope this helps.
Answer:
Red blood cell morphology
Explanation:
hope this help
It is 0%. They only have the recessive alleles (ss) so there is no possibility it can ever produce a gamete with a dominant allele (S). For example, if it was Ss it would be 50%, and for SS it would be 100%.