Answer:
Ecological and ethological approaches to the study of behaviour. The natural history approach of Darwin and his predecessors gradually evolved into the twin sciences of animal ecology, the study of the interactions between an animal and its environment, and ethology, the biological study of animal behaviour.
Answer:
A dolphins are mamals because they give live birth.
Explanation:
Answer:
1. It seeps in the ground and becomes ground water.
2. It falls back down to earth as Rain, Hail and Snow.
3. Water moves through the living organisms in an ecosystem
4. Transportation is the process that moves things like water from one place to another.
Explanation:
I passed Biology last year in 10th so I recalled my biology stuff.
Femur which is the thigh bone is the strongest largest and longest bone of human skeleton
<span>Culturing unknown organisms, if this is the same as these answers:
</span>a. human insulin production by bacterial cells
<span>b. hepatities B vaccine production using yeast cells </span>
<span>c. insertion of genes from humans or plants into bacteria or viruses </span>
<span>d. culturing unknown organisms </span>
<span>e. amplification of DNA for microbe identification</span>
