Which characteristic of four different dinosaur fossils makes a dinosaur most similar to the present-day birds?

Flexible wrist

Flapping ability

Flight feathers

Primitive feathers

Essential question 1 what is the relationship between place and literature

When an organism such as a yeast lives by fermentation, it converts the pyruvate from glycolysis into a different compound, such as alcohol. why doesn't it secrete the pyruvate directl?

How does the structure of the mitochondria affect its function?

What will most likely happen if the temperature is increased to 40°C? Bicarbonates will be formed at a faster rate. Bicarbonates will be formed at a slower rate. Bicarbonates will be broken down to form carbon dioxide and water.

How might male sex cells (contained in the pollen) get to the female sex cells (eggs) located in the ovary?

The lowest hierarchy level in biological classification is the

Which blood vessel directly carries blood into the capillaries?

What are the three common patterns of population dispersion? What might cause a population to disperse in an evenly spaced pattern? (Site 1)

The Body cannot store

What is a sexual reproduction and a asexual