If the age of the middle layer of a rock sample is between 300 million years and 1 billion years, which of the following could be the age of the lowermost layer?

One factor that can increase sensitivity to sunlight is genetics. a. True b. False

You have identified a mutation in a gene which also seems to decrease transcription of another gene 2000 bp away from the mutation site. what regulatory sequence, which may be found within another gene, has likely been mutated in this instance?

What is the oldest form of biotechnology

How do scientists distinguish between reptiles and mammals?

Ayan warms some hot chocolate in a microwave oven which reasoning explains how the particles that make up the hot chocolate different as the temperature increases

Which type of rock is created when lava cools and hardens? A. igneous B. sedimentary C. metamorphic D. cement

Name 2 ways the diffusion of popular customs can adversely affect the environment

Once your ambulance is dispatched to an emergency, you have an obligation to respond. what is this called?

Which of the following cellular adaptations assist many unicellular organisms with locomotion? A. Mitochondria B. Chloroplasts C. Cilia D. Ribosomes

When an accurate experiment is repeated by another scientist, the results A) should be similar to those obtained originally. B) will be identical every time the experiment is repeated. C) should be completely different for a different scientist.