Commensalism because the birds is benefiting but the tree is not harmed
Answer:
The importance of early childhood experiences for brain development. Children are born ready to learn, and have many skills to learn over many years. ... Exposure to stress and trauma can have long-term negative consequences for the child's brain, whereas talking, reading, and playing can stimulate brain growth.
Unused brain synapses disappear Research also shows that children born into cultures where early stimulation is considered important, develop earlier than Western children do," van der Meer says. She adds that the brains of young children are very malleable, and can therefore adapt to what is happening around them.
Stimulation in early childhood can alleviate adverse effects of poverty.
And early brain development has a lasting impact on a child’s ability to learn and succeed in school and life. The quality of a child’s experiences in the first few years of life – positive or negative – helps shape how their brain develops.
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Delta and it is called this because it looks like the Delta symbol
None of their children would have the disease, but they would all be carriers. Because the X-linked disease is recessive which mean that it is not the main base so if you use punett squares and would get that all of the genomes are Xx, Xx, Xx, Xx which show you that there is a 0% chance of them two people having a child with that disease but there children could have a child with that disease if they had a mate that had that recessive gene.