Fluke don't contain bones, while fins do. Flukes go fast while fins steer. Flukes also manage temperature control.
The spiders that survived the first pesticide spraying were resistant to the pesticide and when they reproduced most of their offsprings got the gene of pesticide resistance.
Dichotomous key is a tool <span> - a series of questions and choices </span>that allows the user to determine the identity of items in the natural world, such as trees, wildflowers, mammals, reptiles, rocks, and fish. The first step is observing the whole specimen you want to identify. Observing the habitat in which it is growing,its size and overall shape and some<span> distinguishing features. It is very important to make carefully these observations in order to use the key.</span>
<span>No, but you can expect forest dwelling plants to exhibit a more pronounced phototropism</span>
Answer:
D
Explanation:
retractable claws, the farther down the line from the common ancestor, the fewer the animals that share the characteristics
