When do spring tides occur?

A. during a new moon

B. during a first quarter moon

C. during a waxing gibbous moon

D. during a waning crescent moon

While collecting specimens, a marine biologist finds a sessile Cnidarian. The medusas that bud from it swim by contracting a ring of muscle in their bells.

Chloroplasts contain many disk-like structures known as thylakoids. What pigment do thylakoids contain?

Seed plants are the dominant land plants because a. they include the largest plants on earth. b. the seeds they produce enable the plant to survive in a dormant state when conditions are not suitable for growth. c.

Bioarchaeologists study: A. The human biological component of the archaeological record. B. Faunal assemblages from archaeological sites in order to determine past interactions between human populations and animals. C.

All the individuals of a species that live together in one place at the same time

How many ways can you choose ten tadpoles from a pool of 20?

What part of the human body is most covered in bacteria reddit?

Both Gregor Mendel and Alfred Wegener proposed ideas that were not accepted completely by the scientific community during their lifetimes.

In eukaryotic cells, where is DNA located? A. Cellular DNA is spread evenly throughout the cell. B. The majority of cellular DNA is located in the nucleus, with some DNA located in the mitochondria. C. All cellular DNA is located in the nucleus. D.

Where organism in the food web below below is likely to store the least energy?