Seeds provide the offspring of a plant with a mechanism which prevents dessication of the embryo, protection from predators and a method of dispersal (think of winged seeds etc.)
If round seeds are dominant and wrinkled seeds are recessive, then in a cross between two plants with heterozygous genotypes (Rr), 75% of the offspring will have round seeds (25% RR, 50% Rr) and 25% will have wrinkled seeds (rr).
The parents were likely both heterozygous for seed color, with genotypes of Yy. This would result in a 3:1 phenotypic ratio of yellow to green seeds in the offspring, consistent with the observed 93:31 ratio.
Plants flower to reproduce and create seeds. The significance of this process in their life cycle is that it allows plants to produce offspring and ensure the continuation of their species. Flowers attract pollinators like bees and butterflies, which help transfer pollen between plants for fertilization. This leads to the formation of seeds, which can then grow into new plants.
The reason why short plants reappeared in Mendel's F2 generation of pea plants was because their short trait was heterozygous. Both parents carriedÊthat recessive gene, so they passed it on to their offspring.
No, male marijuana plants do not have seeds. They can only provide pollen to the female plants who in turn can produce seeds. These seeds can both grow into male or female plants.
Spreading the seeds for the next generation of plants.
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The parent plants want the seeds to go away from the parent plants so that their genes don't compete. That is why they will blow around or catch on a animals coat.
In plants - no seeds, no fruit. In most animals - no baby. In some insects - male offspring. When these insects' eggs ARE fertilized you get female offspring!
If round seeds are dominant and wrinkled seeds are recessive, then in a cross between two plants with heterozygous genotypes (Rr), 75% of the offspring will have round seeds (25% RR, 50% Rr) and 25% will have wrinkled seeds (rr).
When Mendel crossed true-breeding pea plants with round yellow seeds (dominant traits) and those with wrinkled green seeds (recessive traits), the offspring displayed round yellow seeds because the alleles for round shape and yellow color are dominant over the alleles for wrinkled shape and green color. This resulted in a phenotype where the dominant traits mask the effects of the recessive ones in the F1 generation. Thus, all the hybrid offspring exhibited the dominant traits of round yellow seeds.
The parents were likely both heterozygous for seed color, with genotypes of Yy. This would result in a 3:1 phenotypic ratio of yellow to green seeds in the offspring, consistent with the observed 93:31 ratio.
Seeds are reproductive structures produced by plants to ensure the dispersal and germination of their offspring. They contain the embryo of a new plant along with a store of nutrients to support its growth until it can establish itself independently. Seeds are vital in the life cycle of plants and play a key role in their survival and propagation.
The development of seeds allowed plants to spread widely and colonize the land. Seeds could be carried in animals' intestines or blown by the wind to create offspring far from the original plant.
Plants provide the pollen that attracts insects. These insects move from plant to plant dropping seeds, which helps flowers grow everywhere.
To determine the probability of offspring having green seeds, you need to know the genetics involved, such as the parental genotypes and whether green seeds are dominant or recessive. For example, if green seeds are recessive (represented by "g") and both parents are heterozygous (Gg), the probability of obtaining green-seeded offspring (gg) is 25%. If you have more specific information about the parental genotypes, I can provide a more precise calculation.
To provide an accurate answer regarding the possible genotypes of the offspring, I would need specific information about the parental plants mentioned in problem 1, such as their genotypes and whether they are homozygous or heterozygous. Generally, if you have two parent plants with known genotypes, you can use a Punnett square to determine the possible combinations of alleles in the offspring. Please provide the genotypes of the parental plants for a specific answer.