Crops that humans grow have decended from wild plants and are resistant to diseases and pest.
Explanation:
- The science of growing crops is known as agriculture.
- Humans have been developing agriculture since times immemorial.
- They have selected and cultivated crops that gave a better yield and developed new varieties by cross breeding Superior varieties with the inferior ones.
- Usually the cross bred varieties are cultivated and are resistant to pests and diseases.
Answer:
A. Order is more specific than class
Explanation:
Family, Genus and Species comes after Order.
Question 1 ) muscle cell maintains homeostasis is not an example of the <span>intracellular communication.
Question 2 ) </span>intracellular receptor goes into action <span>When non-nerve cells become involved in response to signals.</span>
Answer:
A
Explanation:
Ella did not preform enough trials to evaluate the pattern in the results.