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frutty [35]
3 years ago
5

How did the evolution of seed plants change the different forms in the life cycle of plants?

Biology
1 answer:
labwork [276]3 years ago
8 0

Answer:

Dominant sporophyte generation and microscopic  gametophyte within sporophyte.

Explanation:

The sporophyte is the dominant generation, but multicellular male and female gametophytes which are microscopic in nature with the female gametophyte made up of few cells being buried in the tissues of the sporophyte and the male gametophyte, the pollen grain, being carried from plant to plant by wind, water, or animals. these are all produced within the flowers of the sporophyte.

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After the X chromosome is inactivated, it will
BARSIC [14]
It will be reactivated during the next cell division.
7 0
3 years ago
Which of the following surrounds the individual muscle cell?
Vinil7 [7]

Answer:

b) endomysium

Explanation:

Muscle cell also called myocyte, mmusce fiber is enveloped with thin connective tissue layer of collagen and reticular fibers which is called endomysium. Muscle fibers are organized in bundles called fascicles which are covered with the perimysium (middle layer of connective tissue).

Epymysium is irregular connective tissue that covers the whole muscle.

3 0
4 years ago
A wave with a height of 5 feet and a wave length of 15 feet has a wave base of
weeeeeb [17]

When a wave has a height of 5 feet and a wavelength of 15 feet then it has a wave base of 7.5 feet. Wave base is equal to the half of the wavelength so if you consider your wavelength to be 15 feet then it is divided into 2 that would give you answer of 7.5 feet.

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3 0
3 years ago
Read 2 more answers
Which characteristics can be used to classify the tree as a gymnosperm rather than “any other type of seed” plant?
erica [24]
1. Naked Seeds, Gymnosperm means 'naked seed' and these were the earliest trees to evolve. They do not produce flowers and have seeds which are directly exposed to the air for wind pollination. Pine cones are one example. For ease you might think of the gymnosperms as conifers, such as yew and Scots pine.
5 0
3 years ago
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A friend of yours claims to have identified a gene that causes a human disease! Your friend says that they have sequenced the DN
sattari [20]

Answer: Point mutation is easily reversible, thus non-lethal

Explanation:

Point mutation is caused by exchange of a single nucleotide for another. These change is called

1) Transition (when a purine base substitute another purine base, or pyrimidine bases substitute each other)

2) Transversion (when a purine base substitute a pyrimidine base).

However, note that a point mutation can be easily reversed by another point mutation; so, the claim that a nucleotide difference in the Hsr12 gene caused the human disease is inaccurate

3 0
3 years ago
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