Answer:
A
Explanation: Ex: heavy fur coat great in Alaska, bad in Florida
Not B: organizms can learn behaviors but adaptation is biological.
Not C. Answer is not for basic biology.
Not D: Competition varies under factors such as environment.
Puberty phase or the getting old phase
Answer:
Gene h is in the middle.
Explanation:
Phenotype: represented by
spineless: s
hairless: h
claret: c
wild type: +
s + + (parental) + c + (DxO double crossover)
+ c h s + h
s + s +
+ c + c
+ h h + so the one that differs in position is in the middle, and hence, the answer is gene h (hairless)
Hope that answers the question, have a great day!
Answer:
Macrophages working slowly , makes bacterial infections difficult to defeat.
Homologous structures provide evidence for common ancestry, while analogous structures show that similar selective pressures can produce similar adaptations (beneficial features).