Answer:
Explanation:
I wasn't sure what the letters the trait was supposed to be so I used S and s.
1. male
2. has the trait
3. recessive
4. Ss
5. ss
6. Ss
I believe the answer is C) reproductive isolation.
Hope this helps!
It would be B. the mixture became warm, as a change in temperature is certain evidence that a chemical reaction has taken place.
Chemoautotrophs made their food by themselves using the energy from the sun. This means that an ecosystem that depends on chemoautotrophs for food is DEPENDENT ON SUNLIGHT FOR FOOD AND SURVIVAL. This is because the chemoautotrophic organisms are the primary producers in that ecosystem.