Gymnosperm is the plant group that is characterized by sporophyte, vascular tissue and seeds exposed on cones. Examples of such plants are conifers and cycads.
The answer is d) proteins
In molecular biology, DNA replication is the biological process of producing two identical replicas of DNA from one original DNA molecule.[1] DNA replication occurs in all living organisms acting as the most essential part for biological inheritance. This is essential for cell division during growth and repair of damaged tissues, while it also ensures that each of the new cells receives its own copy of the DNA.[2] The cell possesses the distinctive property of division, which makes replication of DNA essential.
In stabilizing selection, individuals with a phenotype near the phenotypic mean of the population are favored over those with phenotypic extremes.
Severe phenotype selection is a properly defined biological idea that describes how environmental pressures favor, among trends exhibiting numerous phenotypes, the fittest to overcome the risks encountered. phenotypic expression is the end result of a complicated interaction between an organism's genes and its surroundings.
At some stage in growth and development, organisms go through a programmed collection of phenotypic modifications. Phenotypic expression for that reason varies for the duration of growth and development, even when the surroundings in homogenous and static.
Phenotype is all of the observable traits of an organism that result from the interaction of its genotype and overall genetic inheritance with the environment. Examples of observable function
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a. natural
b. disruptive
c. stabilizing
d. directional
e. frequency-dependent
Euglena are part of the photosynthetic protist group.