What are sickel cells

Which statement is true for photosynthesis? A. Producers use it. B. Consumers use it. C. scavengers use it. D. Decomposers use it.

The size and shape of earths surface features both on and off a map is referred to as the

Elephant fossils were observed in a region. Scientists found that these types of elephants don't currently inhabit that particular region or any other region in the world.

a scientist wants to grow human cells to use in an experiment. what should the scientist do to grow and maintain cells in the laboratory? Apex

The wing of a penguin and the wing of an eagle are

Select all that apply. Q1: Neptune- has a longer revolution period than Uranus has a longer revolution period than Pluto is made of mostly hydrogen and helium has a blueish color because of methane in the atmosphere was predicted by abnormalities in

If there are 250 hba alleles in a population of 500 people, what is the frequency of the hba allele in that group?

Why can't penguins fly?

The carbohydrates stored in our muscles is called glycogen, and is present in abundant amounts allowing us to exercise for long periods of time. a. True b. False

Choose all the answers that apply. Earth's atmosphere protects against meteoroids keeps the Earth's temperature stable provides important gases for life is thinner than the moon's