Which characteristic makes hemoglobin's structure such a good match for its function as an oxygen carrier

Fungi are classified into how many groups? a. 1 group b. 2 groups c. 3 groups d. 4 groups

Casts and mold are a type of preservation where the original material decays, leaving a mold in surrounding rock that can be filled with another sediment a. true b. false

19. a cell is viewed under a microscope and is found to have two nuclear envelopes and spindles that appear to be breaking apart. which phase of mitosis is the cell most likely in? a. metaphase b. prophase c. telophase d. anaphase