________ are embedded in a hard matrix that is composed of calcium and phosphorus compounds.
Bone cells
________ contain very little matrix and connect bones with bones.
Ligaments
________ are also used for transpiration, which is the loss of water in the form of water vapour from the aerial parts of the plant.
Stomata
permanent tissue
The flexibility in plants is due to another ________, collenchyma.
Cells
________ in cartilage, another form of connective tissue, are widely spaced.
It is the ________ which makes the plant hard and stiff.
tissue
cyclic contraction
Throughout life, the heart's muscles show ________ and relaxation.
internal organs
Under the epidermis and in between ________, there is adipose tissue that stores fat.
A(n) ________ is made up of a cell body, which has a nucleus and cytoplasm, and long, thin portions that resemble hairs.
neuron
The plasma contains ________, salts and hormones.
proteins
________ connect muscles to bones and are another type of connective tissue.
Tendons
________ are unique proteins found in muscles that contract and relax to produce movement.
Contractile proteins
The ________, spinal cord and nerves are all composed of the nervous tissue.
brain
________ is found in the skin, blood vessels, kidney tubules, lung alveoli, and the lining of the mouth.
Epithelial tissue
________ are cells having tubular walls that are perforated.
Sieve tubes
________ is the most common simple permanent tissue.
Parenchyma
________ can be found in the bone marrow, around blood vessels and nerves, and between the skin and muscles.
Areolar connective tissue
________ also transmit signals.
Nerve cells
________ is also a component of the body's protective skin.
Squamous epithelium
sclerenchymatous tissue
It is made of ________.
individual nerve cell
A(n) ________ may be up to a metre long.
________ are fibrous tissue with great strength but limited flexibility.
Tendons
Intercalary meristem
It seen in some plants is located near the node.The intercalary meristem's job is to promote the lengthening of the stem and the growth of the plant's height
Five different cell types make up phloem
companion cells, sieve cells, sieve tubes, phloem fibres, and phloem parenchyma