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Nutka1998 [239]
3 years ago
13

The width of a tree increases through direct growth of the:

Biology
1 answer:
saveliy_v [14]3 years ago
8 0
The answer is <span>vascular cambium</span>
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Gabe's wife wakes him from his peaceful slumber to tell him she heard a noise. As he slowly gets up to investigate, his heart be
allochka39001 [22]

Answer: Clearly his SYMPATHETIC nervous system has been activated.

Explanation:

The effects of the sympathetic nervous system dominate in times of EMERGENCY or STRESS. And its effects include:

- dilation of pupils to help Gabe see sharply as he investigate

- inhibition of saliva secretion as his mouth turns dry

- acceleration of heartbeat due to fear

- stimulation of sweat glands to produce sweat.

All these show clearly that Gabe's SYMPATHETIC nervous system has been activated.

5 0
3 years ago
What does each mrna molecule that goes to the ribosomes dictate
ahrayia [7]

Answer:

mRNA or messenger RNA goes to ribosomes to dictate the genetic information that it contains .

Explanation:

Ribosomes act as work benches during protein biosynthesis.mRNA also called messenger RNA binds with the smaller subunit of ribosome at the time of translation.

       The bound subunit of ribosome reads the genetic information as codons containing three concecuetive nucleotides present in mRNA thus helping tRNA to bring the particular amino acid specific for that codon at the A site or attachment site of ribosome.

      Thereafter ribosome moves to the next codon to bring another amino acid and so forth.

       Thus mRNA helps ribosome to brings the amino acids at the translation site.

5 0
3 years ago
Which of these requires a host cell to copy its genetic material and protein coat?
svet-max [94.6K]

The virus' DNA becomes a part of the host cell's DNA, and every time the host cell copies and divides, it also copies viral DNA. The viral DNA may remain inactive (a provirus) for a long time, but it can become active when it frees itself from the host's chromosome, which triggers the lytic cycle.

I forget which one is the virus' DNA


3 0
3 years ago
Read 2 more answers
In a dihybrid cross with genotypes JjQq and JJQq, what is the probability of getting an offspring with genotype JjQq?
valentina_108 [34]
There is a 1:4 chance of getting JjQq. The parent JjQq can produce four genotypes: JQ, Jq, jQ, and jq. the parent JJQq can produce two genotypes: JQ and Jq. When we do a punnett square: 
JJQQ, JJQq, JjQQ, JjQq, 
JJQq, JJqq, JjQq, and Jjqq
There are two JjQq. 
Two out of eight is one out of four. 


6 0
3 years ago
Which normal cell characteristic is represented by the production of insulin in the beta cells of the pancreas? Select one: a. C
pychu [463]
Insulin is produced by beta cells of the pancreas for storing and disposing of the glucose in various parts of the body like liver. This activity is a differentiated function of the beta cells of pancreas only. Although gene for insulin production is present in all cells, it is expressed only in the beta cells. Hence, it is a differentiated function.
4 0
3 years ago
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