Knock out the false evolution lines
Read exercise and reference answers
- Questions
- Question
- Three of these claims about how evolution works are false.
- Choices
- Explanation
- It covers how populations change, not the beginning of the first cells.
- Item
- Evolution explains how life began
- Item
- Populations evolve, not individuals
- Correct
- Yes
- Explanation
- Evolution has no goal, and a trait that fits now can be fatal later.
- Item
- Species get better over time
- Explanation
- The resistance gene sat in the gene pool before the drug arrived.
- Item
- Antibiotics create resistance genes
- Question
- Three of these claims about natural selection are false.
- Choices
- Explanation
- The variation selection works on is already in the population.
- Item
- Variation appears when it is needed
- Explanation
- Inheritance of characteristics gained in a lifetime was discredited.
- Item
- Selection acts on acquired habits
- Explanation
- Many mutations are neutral and some raise fitness instead.
- Item
- Every mutation harms its carrier
- Item
- A trait must be inherited to be selected
- Correct
- Yes
- Instructions
- Tap each claim about evolution you can prove false. The one true claim stays standing.
_Source: OpenStax Biology 1e, section 18.1 Understanding Evolution_