If you follow the longest food chain in the food web below from grass to owl,

how many trophic levels are there?

grass

aspen

grasshopper

rabbit-fox

frog

#snake

owl

o

A. Three

B. Five

C. Four

D. Two

The scientific method is limited to investigating phenomena that are: (Select all that apply) observable visible measurable repeatable falsifiable

In certain diseases, osteoclast activity takes over osteoblast activity, which will cause the bone to In certain diseases, osteoclast activity takes over osteoblast activity, which will cause the bone to increase the breakdown of the ECM without it

Suppose people in your community are looking for a suitable source of renewable energy

How would homeostasis be affected if the cardiac muscle stopped contracting?

Radiation from the sun is absorbed and retained in the surface of the earth A. True B. False

magine that the animal body produced sperm and eggs with mitosis instead of meiosis. What chromosome number would the autosomes of the third generation have if the first generation had four chromosomes

Based on the pedigree shown below, how is it possible for the daughter to have green eyes while the rest of the family has brown eyes?

Why do leaves appear green?

What does photosynthesis provide?

How are plants and algae important to energy transfer and organism diversity in creeks?