depended
round , circular
This pattern of leaf growth is called whorled phyllotaxis. It occurs when three or more leaves are attached at the same node on a stem, forming a circular arrangement around the stem. This is in contrast to alternate or opposite leaf arrangement patterns.
for plato its a:true
The answer is: True
whorled.
Calotropis has a whorled phyllotaxy, where leaves are arranged in a circular pattern around the stem.
Valve stem OD refers to the outer diameter of a valve stem. This measurement is important for determining the size compatibility between the valve stem and other components in a system, such as seals or guides. Choosing the correct valve stem OD ensures proper fit and functionality.
To core strawberries effectively, use a small paring knife to carefully remove the stem and white center core from the top of the strawberry. Be sure to cut in a circular motion around the stem to remove it cleanly.
a circular/ cylindrical shape offers the most structural integrity for a plant stem as it is able to flex in any direction without one side of the plant being weaker or stronger than the other; this means that it could absorb the force of wind from any direction. the circular shape also offers benefits with regards to secondary (lateral) thickening of the stem as opposed to say a square or rectangular shape. there are certain plants that do not have circular or round stems (e.g. Neodypsis - the Triangle Palm - where the stem is triangular in shape), although modifications like these are few and far between they are normally adaptations to specific environmental conditions rather than an evolutionary change to a new stem shape.
The marks that indicate where a leaf ends and grows between the petiole and the stem are called leaf scars. These scars are left on the stem when the leaf falls off, showing the location of the vascular bundle connections. They can be identified as small, often circular or oval-shaped marks on the stem. The arrangement and characteristics of these scars can help in identifying different plant species.
Leaves can be arranged on a stem in several ways: alternate, opposite, or whorled. In an alternate arrangement, leaves are positioned singly at different heights along the stem. Opposite leaves grow in pairs directly across from each other, while whorled leaves appear in a circular pattern around the stem at a single node. The arrangement can impact light exposure and photosynthesis efficiency.
The structure of a stem has different intereal structures. They have vascular tissues. Stems have a bundled arrangement of circular vascular tissues. The xylem and phloem are in a circle of vascular tissues that form a ring around cortex.