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Biology U4B

Name _________________________________
Across
An early stage in the development of an animal or plant.
A mature, ripened ovary. In flowering plants it contains seeds.
The period during interphase between the synthesis of new genetic material and the beginning of mitosis.
Period during the life of a cell between the finish of mitosis and the synthesis of more genetic material for another mitotic division.
Having chromosomes in homologous pairs.
Gamete producing organs in animals
A process changing cells or organisms from a generalized to a more specific or specialized condition.
A large gamete with stored food.
A reproductive organ of gymnosperms having a central axis with radiate scales and bracts. A cone can either produce pollen or ovules.
A type of life cycle in which meiosis produces gametes and the bulk of the life cycle is passed as a diploid. Adults are diploid.
A stalk which supports the anther. It is part of the stamen.
Long, whip-like structure extending from a cell used for locomotion.
Down
Sex cells. Eggs and sperm are examples.
The actual separation of daughter cells during cell division.
The fusion of gametes to produce a new cell or zygote. Often said to be the union of egg and sperm.
The method of cell division in animal cells in which there is a constriction in the middle of the parent cell until the two halves of the cell divide.
A technique used in horticulture in which a part of the stem or a bud is inserted into a plant with a good root system. The inserted portion of the stem or the bud then becomes the top part of the plant, and it uses the root system it was grafted into.
An organ of lower plants, some protists and some fungi that produces gametes.
A special kind of asexual spore found in many kinds of fungi.
The collective term for the petals of a flower.