Answer:
a) stems; leaves
Strolling in the Sonoran Desert, you come upon a stately Saguaro cactus. The large central "trunks" of this cactus are covered with umber's smaller spines. The central stalks are modified <u>stems</u> used for water storage & spines are modified <u>leaves</u> used for protection
Explanation:
The saguaro cactus can only grow in Sonoran desert. It is a ver slow growing plant but can grow to 60ft tall. The plant has long spikes like leafs and grows a bell shaped white flower. The central stalks are modified stems and the roots can be pounded and soaked then used to make shampoo.
The presence of over 700 genes involved in height determination is an example of a polygenic trait.
<h3>What is a polygenic trait?</h3>
A polygenic trait refers to a trait that is determined by multiple genes rather than by only one gene. This is opposite to a monogenic trait that is determined by only one gene.
<h3>What are some examples of polygenic traits?</h3>
In humans, some examples of traits that are determined by multiple genes are:
- Height
- Hair color
- Skin color
Based on this, heigh is a polygenic trait.
Learn more about gene in: brainly.com/question/787658
Answer:
Electromagnatic waves.
Explanation:
The energy from the sun is transferred to the earth surface in the form of heat and light. This done through radiation and convection methods heat from the sun is transported to the earth surface through radiation and convection techniques while the light is being transferred.