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katrin2010 [14]
3 years ago
6

Evolution _____.

Biology
2 answers:
Alexus [3.1K]3 years ago
5 0
3. for the evolution to be beneficial overtime
Aliun [14]3 years ago
5 0
Number 4. is not necessarily true. number 1. is incorrect and so as number 2. 3 is the correct answer.
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A strain of a cereal grain can be either dark tan, medium-dark tan, medium tan, light tan, or cream colored. When a dark tan and
denis-greek [22]

Answer:

The correct answer is - 2 genes.

Explanation:

The number of genes involved in the coloration of the strain of cereal grain, could be either dark tan, medium-dark tan, medium tan, light tan, or cream-colored if all F1 are medium tan when crossed a dark tan crossed with cream-colored, can be calculated as follow:

suppose there are only two gene - TT dominant over tt and CC dominant over cc

then the cross would be - RRCC - rrcc

gametes - RC and rc

Cross F1: RrCc

Self cross in F2:

offspring by Punnet cross are:

RRCC  -->1/16  

RRCc,  RrCC .---> 4/16

RrCc, RRcc, rrCC--->6/16

rrCc, Rrcc--->4/16

rrcc ----> 1/16

thus, the correct answer is 2 genes

6 0
3 years ago
The nursing is caring for four different clients with eye disorders. Which client should be assessed for asthma before prescribi
max2010maxim [7]

The correct answer is The patient with reduced outflow of aqueous humor and increased intraocular pressure.

This is because this condition can cause glaucoma, that needs to be treated with different drugs. Before prescribing β adrenergic blockers, assessed must be dun because if these drugs are absorbed systematically, they constrict pulmonary smooth muscle and narrow airways.


5 0
3 years ago
Do organisms have feelings?
kakasveta [241]

Most human beings do

4 0
3 years ago
Read 2 more answers
As the size of some animals has evolved to greater sizes, the effectiveness of their adaptations that promote exchanges with the
mezya [45]

Answer:

More branching or folds.

Explanation:

Adaptation may be defined as the ability of the organism to adapt and survive according to its environment. Physical, physiological and chemical changes occur in the body of organism for the adaptation process.

The evolution of the increase in the size of the animals might also changes their internal physiology. The lungs and digestive tract also evolved as the size of the organism get bigger. The lungs has the alveoli to increase the surface area and inhalation of more oxygen in the body. Digestive system has villi or folds that increases the surface area for digestion and absorption.

Thus, the answer is more branching or folds.

3 0
3 years ago
Which of the following is responsible for the earthquake
Gnom [1K]
Your answer will be B.

Explanation:
Earthquakes are the result of released energy from tectonic plates rubbing against each other on active fault lines.
5 0
3 years ago
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