The main molecule found in nucleus is called DNA(deoxyribonucleic acid). This molecule is made of subunits called nucleotides. A nucleotide is made of a nitrogenous base that can be adenine, thymine, guanine or cytosine; a five carbon sugar called deoxyribose and a phosphate group. This molecule controns protein synthesis. Proteins are crucial to the cell's function.

8 0

3 years ago

Sampson is a dolphin trainer who trains his dolphins to perform tasks by blowing a high-pitched whistle immediately after the do

irina1246 [14]

Answer:

Based on this, you know that Sampson is using the whistle as a secondary reinforcer to train the dolphins.

Explanation:

Secondary Reinforcement can be described as a condition in which a stimulus initiates a behavior after being previously associated with a primary reinforcer. A secondary reinforcement is a stimulus that satisfies basic survival instinct such as food, drinks, and clothing.

The same phenomenon was being used by Samson to train his dolphins to perform tasks. The dolphins enjoyed the sound of the whistle because previously that sound was paired to them getting their food.

8 0

2 years ago

What is dominant allele

zaharov [31]

Dominant is more stronger then Ressesive

ex: if mom has brown hair and dad has blond the brown hair will be more dominant because it's a stronger gene

5 0

2 years ago

Read 2 more answers

How do you know that matter is conserved during the process of cellular respiration?

kow [346]

C hope that helps have a great day :))))

8 0

3 years ago