embryo sac, while the male gametophyte is a
Biology, 02.12.2020 23:30 FireStorm4346
The female gametophyte is a
structure called an
embryo sac, while the male gametophyte is a
structure called a pollen grain. When pollen attaches to the stigma of
a flower, one of the sperm cells fertilizes an egg cell, producing a
zygote. Another sperm cell fertilizes the polar
nuclei, forming a
endosperm. The
will eventually develop into the sporophyte.
Answers: 1
Biology, 22.06.2019 01:00
The sketch shows a rynchosaur, an extinct animal that is known only from fossils. there has been much debate about the classification of these creatures. some scientists suggest that they belong with primitive amphibians, and some think they are related to snakes and lizards.the data equally support both cases. which statement best explains how to draw a cladogram that includes the rynchosaur? draw the cladogram for amphibians. draw the cladogram for reptiles. draw two cladograms, both showing the traits, and leave it as a hypothesis. draw two cladograms, both showing the traits, and have scientists vote
Answers: 2
Biology, 22.06.2019 03:00
In a cross between individuals of a species of tropical fish, all of the male offspring have long tail fins, and none of the females possess the trait. mating two of the f1 fish fails to produce females with the trait. explain the inheritance pattern of the trait.
Answers: 3
Biology, 22.06.2019 04:40
Which of the following was a characteristic of a dromaeosaur? modified front claw grasping with their forelimbs both a and b none of the above
Answers: 1
Biology, 22.06.2019 06:30
Aplant may open end close its stomata to prevent excess water loss and maintain
Answers: 1
The female gametophyte is a
structure called an
embryo sac, while the male gametophyte is a
embryo sac, while the male gametophyte is a
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