Which of these is an abiotic factor in a meadow

A:Water

B:Insects

C:Birds

D:Grass

The gall bladder secretes bile, which emulsifies fats, and the pancreas secretes digestive enzymes, both into the duodenum. Moreover, the duodenum is the primary site of dietary iron uptake.

Each element is abbreviated by one or two letter formula

What is the name of the muscle located beneath the rib cage that enables breathing?

What idea is expressed in the first paragraph? preface to leaves of gras?

If a parent cell has 16 chromosomes undergoes mitosis, how many daughter cells will be formed

Which of the following is descriptive of pertussis? a. Initial stage resembling the common old b. Prolonged illness, sometimes symptoms may last for months. c. Bacterial disease treated with erythromycin c. All of these are descriptive of pertussis

Which statement about the cell membrane is true? A. It contains cellulose and sugars that are involved in communication. B. It is present in animal cells only. C. It is rigid and elastic for supporting the cell's shape. D.

Hailey needs to identify internal costs so she can price her product accordingly. Which cost will be part of Hailey's calculation? A. cost of endangering species B. cost of deforestation C. cost of air pollution D. cost of disposing by-products E.

What is the main difference between prokaryotic and most eukaryotes cells? A. Eukaryotic cells from multi-cell tissues, Prokaryotic cells are single cell. B. Eukaryotic cells from single cell, Prokaryotic cells are multi-cell tissues. C.

List (A) the primary materials necessary for and (B) The materials produced by photosynthesis