Answer and Explanation:
Most young roots have two main regions. An outer cortex and a central cylinder containing the vascular bundles.
The endodermis also referred to as starch sheath. Its cells have a casparian strip which is made up of an impervious waxy deposit on the radial and cross walls. It controls entry of water and dissolved salts into the vascular bundle.
Mutualism is the symbiosis when both are benefited !!
In active transport, materials move from an area of high concentration to an area of lower concentration (goes down the concentration gradient) and it requires or uses energy in the form of ATP (adenosine triphosphate)
Radiation is the thermal energy transfer
Answer:
C
Explanation:
she is collecting data by counting the number of eggs that were laid