Programmed cell death, or apoptosis, occurs when specific genes are activated. Explain which genes are activated for apoptosis, what they express and what these expressed proteins do. Additionally, explain what can prevent apoptosis even when the genes are activated.
What will be an ideal response?
Apoptosis, or programmed cell death, occurs when cell death genes are activated and caspases are expressed. These enzymes destroy DNA and other proteins essential to cell life. Apoptosis can be prevented when a cell obtains sufficient amounts of neurotrophins.
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Indicate whether the statement is true or false.
What is one implication of the fact that girls and boys tend to form same-sex friendship groups?
A. Girls never experience leadership among friends. B. Girls and boys develop distinct peer-communication strategies. C. Boys learn to be better listeners and acquire valued skills for building group consensus. D. Girls and boys lack gender identity so there are no same-sex friendships formed.