The oxygen atom of H2O has a negative charge.
The dispersed state of matter in blood is solid and the dispersion medium of blood is liquid.
Answer:
c-hormonal hyperplasia
Explanation:
When there is increase in the number of cells and tissues that appear normal under the microscope,Hyperplasia is said to occur.If these occur in cells of an endocrine gland of a system,then it is refers to as hormonal hyperplasia.
Therefore during pregnancy,the proliferation of the glandular epithelium in a pregnant woman (and at puberty in a females are examples of hormonal hyperlasia.
Its possible causes are;
a surge in local production s of growth factors,
In the numbers of growth factors receptors on the cells receptive to the factors,
and due to activation of specific intrancellular signalling pathways.
It is both biotic and abiotic
Answer:
Green algae is divided into chlorophyte and chlorophyte. It possess chlorophyll a and b.
Bryophytes includes the liverworts, mosses and hornworts. It is know tracheaophytes I.e. is not vascular without extensive transport system, it needs water to reproduce sexually. It's Gametophyte is dominant and stomata are absent. (Hornworts possess stomata; it's related to tracheaophytes.
Ferns have vascular tissue, xylem and pholem, stem, root, leaves, dominant sporophyte. It's sporophyte possess rhizomes and fronds plus sporingia aldo called sori. Ferns are seedless vascular plants.
Gymnosperms includes the conifers, cycad e.t.c. It has its ovules resting on a scale. The ovules later develop into the seed. These seeds are naked as there are not enclosed in the chambers.
Angiosperms have flowers and fruits and show diuble fertilization. This is a huge clade that consists of all flowering plants. Unlike Gymnosperms
They develop enclosed in chambers known as ovaries.
