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Is a bacteria cell asexual or sexual
genetic diversity more efficient natural selection
binary fission
trees, shrubs, andd bushes
Many lichens reproduce asexually, either by vegetative reproduction or through the dispersal of diaspores containing algal and fungal cells. Soredia (singular soredium) are small groups of algal cells surrounded by fungal filaments that form in structures called soralia, from which the soredia can be dispersed by wind. Another form of diaspore are isidia, elongated outgrowths from the thallus that break off for mechanical dispersal. Fruticose lichens in particular can easily fragment. Due to the relative lack of differentiation in the thallus, the line between diaspore formation and vegetative reproduction is often blurred. Many lichens break up into fragments when they dry, dispersing themselves by wind action, to resume growth when moisture returns.Many lichen fungi appear to reproduce sexually in a manner typical of fungi, producing spores that are presumably the result of sexual fusion and meiosis. Following dispersal, such fungal spores must meet with a compatible algal partner before a functional lichen can form. This may be a common form of reproduction in basidiolichens, which form fruitbodies resembling their nonlichenized relatives. Among the ascolichens, spores are produced in spore-producing bodies, the three most common spore body types are the apothecia, perithecia and the pycnidia.
these are options...i need help too! A. the structure in whihc karyogamy occurs during sexual reproduction. B. the location of plasmogamy during sexual reproduction. C. the location of the heterokaryotic stage in the life cycle D. the structure that produces asexual spores E. their ancestral origin
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Drawbacks to sexual reproduction include: needing two parents, less efficient at passing on genes, and the cost of recombination.
Three-toed sloths are sexual and reproduce through sexual reproduction, with males and females coming together to mate and produce offspring.
Is a bacteria cell asexual or sexual
three
genetic diversity more efficient natural selection
The stem, roots and leaves.
binary fission
trees, shrubs, andd bushes
cell wall, chloroplasts, and vacuoles
The stages of sexual reproduction in flowering plants are: pollination (transfer of pollen to the stigma), fertilization (fusion of sperm and egg cells), seed development (formation of a zygote and embryo inside the ovule), and seed dispersal (spread of seeds to new locations for germination).