Question

Complete

Table 17.1 Life Cycle Comparisons. Summarize Your Observations by Adding Yes or No to Indicate if a Feature Is Found in a Group Characteristics Mosses Ferns Gymnosperms Angiosperms Airborne haploid spores | Haploid gametophyte Egg and sperm produced by mitosis Flagellated sperm Water-dependent fertilization Diploid sporophyte Dependent sporophyte Independent photosynthetic gametophye sporophyte Dependent gametophyte Independent photosynthetic gametophyte Spores produced by meiosis Ovules Pollen Embryo protected by seed coat (seeds) Seed within fruit Vascular tissues

Answer 1

Characteristics	Mosses	Ferns.	Gymnosperms	Angiosperms
Airborne haploid spores	Yes	Yes	Yes	No. They have haploid spores but the spores aren't airborne
Haploid gametophyte	Yes	Yes	Yes	Yes
Egg and sperm produced by mitosis	Yes	Yes	Yes	Yes
Flagellated sperm	Yes	Yes	No. Only a few primitive ones have flagellated sperm.	NO.
Water dependent fertilization	Yes	Yes	No.	No
Diploid sporophyte	Yes	Yes	Yes	Yes
Dependent sporophyte	Yes	No. Sporophyte is dominant	No. Sporophyte is dominant.	No. Sporophyte is dominant.
Independent photosynthetis gametophyte sporophyte	No	No	No	No
Dependent gametophyte	No	Yes	Yes	Yes
Independent photosynthetic gametophyte	Yes	Yes	Yes	Yes
Spores produced by meiosis	Yes	Yes	Yes	Yes
Ovules	No. They have gametangia and sporangia.	Yes	Yes	Yes
Pollen	No.	No. They reproduce by spores.	Yes	Yes
Embryo protected by seed coat	No.	No.	No.	Yes.
Seed within fruit	No. They do not produce fruit or flower.	No. They do not produce fruit or flower.	No. They don't produce fruits as they don't have ovary.	YES
Vascular tissues	No. They have simple cells for conduction of water and food.	Yes	yes	Yes