Answer: because of larva
Explanation: Larva. After three days, the egg hatches into a worm-like form called a larva. The worker bees feed the larva royal jelly for the first few days and then switch to honey and pollen. An exception to this is a future queen: this larva continues its diet of royal jelly.
The mass number is the sum of the number of protons and number of neutrons the atom has.
So, we can write the equation as:
x + 20 = 40
x = 20 neutrons.
Answer:
1. C. environmental scientists
Explanation:
Environmental scientists serve on matters like the perception of surface methods, assessing alternative energy methods, pollution control and moderation, natural source administration, and the consequences of global atmosphere difference. Environmental issues most ever involve an interaction of environmental, biochemical, and life methods. Environmental specialists bring a methods suggestion to the judgment of environmental obstacles. Key components of an efficient environmental expert involve the capacity to associate space, and time associations as well as quantitative study.
2. A
3. B
Answer:
The residue number and size of the fragments that would be generated upon treatment with proteases should be as follows:
Explanation:
<h3>1. <u>Without DTT</u>:</h3>
- Trypsin 1, 7 and 43 amino acids.
- Chymotrypsin 1, 1, 1, 4, 5, 10, 29.
<h3>2. <u>With DTT</u>:</h3>
- Trypsin 1,7, 21 and 22 amino acids
- Chymotrypsin 1,1, 1, 2, 4, 5, 8, 14, 15.
- BrCN 21 and 30 amino acids
