« previous next »

Author Question: Are boron and chlorine nonmetallic trace elements? Indicate by YES (Y) or NO ... (Read 155 times)

123654777

  • Hero Member
  • *****
  • Posts: 585
on: Jul 21, 2018
Are boron and chlorine nonmetallic trace elements?
 
  Indicate by YES (Y) or NO (N).

Question 2

Can mottling in older leaves be a sign of magnesium hunger?
 
  Indicate by YES (Y) or NO (N).


morganmarie791

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 21, 2018
Answer to Question 1

Y

Answer to Question 2

Y


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Important Trace Elements in the Body Important Trace Elements in the Body
Periodic Table of the Elements Periodic Table of the Elements
The periodic cylinder of the elements. When the periodic table is folded in such a way that the ... The periodic cylinder of the elements. When the periodic table is folded in such a way that the ...
Common sequence features in integrated retroviruses and other eukaryotic transposable elements Common sequence features in integrated retroviruses and other eukaryotic transposable elements
Major bone (tan) and cartilage (light blue) elements of the human skeleton. Inset shows regions of v Major bone (tan) and cartilage (light blue) elements of the human skeleton. Inset shows regions of v
Trace word by sk kid Trace word by sk kid
Video: Acid-base imbalances - metabolic acidosis and alkalosis

For a complete list of videos, visit our video library