During their early stages of development, the embryos of reptiles, birds, and mammals look very similar. this suggests that reptiles, birds, and mammals:

What would happen to skin cells if mitosis did not take place?

You were driving through the great plains of Nebraska to Northern Idaho. Gradually, the grassland gave way to tall conifers. Through which biomes did you travel?

A 10-year-old boy has an unknown infection and will need to provide a urine specimen for culture and sensitivity. To assure that the sensitivity results are accurate, which step is most important? a.

What type of rock is formed by depositing material in layers? igneous basalt metamorphic sedimentary

For which object would a geologist use carbon-14 dating to determine age? An animal skull. A fossil. A rock with different colored layers. Lava.

Mention the importance of pancreas

What substance is insoluble in water? quartz vinegar sugar salt

Curly hair, large nose, brown eyes: our give the instructions that determine human traits, like these?

What can a deficiency of growth hormone during bone formation cause? inadequate calcification of bone decreased epiphyseal plate activity decreased osteoclast activity increased osteoclast activity

What is responsible for respiration in fish lungs gills tracheae skin