The answer is D. Valine - Leucine - Glycine
Answer:
Weather conditions
Explanation:
Food can be limited based on location, however, scientists can control what kind of food it is. Soil can be tested and experimented on. There can be a lot of it and different kinds. Space is fought over because of territories and is limited compared to how many people and animals there are. Weather is not something that can be controlled in an experiment since it is sporadic.
Answer:
The trait of walking on the knuckles or fists of their forelimbs explains this difference.
Explanation:
A phylogenetic tree can be described as a diagram which shows the ancestral history of organisms, It helps us to recognize which organisms might have had a common ancestor in the near past.
Hominini can be described as a primate of a taxonomic tribe which comprises those species regarded as human or directly ancestral to humans.
The above description shows that humans got separated from these organisms because these organisms had the trait of walking by knuckles.
Answer:
Commensalism only occur among biotic factors
Explanation:
Abiotic factors are non-living factors that interacts with the biotic factor within an ecosystem. Commensalism is an association between two organisms in which one benefits and the other derives neither benefit nor harm.
From the above definition of commensalism, it is clear to note that it only involves two organisms rather than non-living organisms, hence; commensalism involves only biotic factors
