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Sexual/Asexual repr

Sexual & Asexual Reproduction

QuestionAnswer
via mitosis; increases population; creates clones Asexual Reproduction
reproduce via asexual reproduction Protists/ cnidarians
clonal reproduction; development of unfertilized egg into adult individual Parthenogenesis
diploid; produced by fertilized eggs Female Honeybee workers
haploid; produced by unfertilized eggs Male Honeybee drones
reptiles; haploid eggs Whiptails
mammals; female homozygous for sex chromosome (XX); males heterozygous (XY) XY sex determinization
birds, some insects; females heterozygous (WZ); males homozygous (ZZ) WZ sex determination
ten chromosome mammal; combination of XY and WZ system Duck-billed Platypus
single organism containing both testes and ovaries; earthworms, tapeworms, snails Hermaphrodites
aquatic animals; gametes shed into water; synchronized release External Fertilization
some fishes and amphibians, all land animals; prevents dessication of gametes Internal Fertilization
egg laying Oviparity
egg retained and hatched inside mother; live-bearing of very small young; no extra nourishment from mother once egg is formed Ovoviviparity
live-bearing; mother's blood nourishes developing embryo Viviparity
structured to avoid dessication; surrounded by shell Amniotic Egg
amniotic egg; immerses embryo Amnion membrane
amniotic egg; controls permeability Chorion membrane
amniotic egg; for wastes; grows out of hindgut Allantois membrane
amniotic egg; encloses yolk; nourishes embryo Yolk sac
egg-laying mammals; have mammary glands but no nipples; produce milk in skin depression; duck-billed platypus/echidna Monotremes
pouched animals; young born relatively undeveloped, complete development in pouch; drink milk in pouch; kangaroos/opossums Marsupials
embryo spends a long time in uterus; fetus fed by placenta; nutrients derived from mother's blood through close proximity of fetal and maternal blood vessels in placenta Placental Mammals
feeds fetus in placental mammals; chorion of embryo + uterine lining Placenta
Created by: chasebailey918
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