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natita [175]
2 years ago
3

Read this excerpt from Narrative of the Life of Frederick Douglass, an American Slave:

Biology
2 answers:
vfiekz [6]2 years ago
7 0

The correct answer is B

tino4ka555 [31]2 years ago
4 0
Out of the choices given, the cruel realities regarding slavery that Douglass describes is that slaves were treated like property and separated from loved ones. The slave owners were very cruel people and didn't care if a person was separated from their family. The slaves were treated very badly in those times. The correct answer is B
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What do you call a serious or witty composition meant to briefly express ideas, views, feelings, or reactions to situations in l
xz_007 [3.2K]
You would call an 'essay' a serious or witty composition meant to briefly express ideas, views, feelings, or reactions to situations in life. This will make the correct answer C. 
4 0
2 years ago
1. In cell membranes with aquaporins can water move across the membrane?
zhannawk [14.2K]

Answer:

1.B. Yes, water is able to pass across the membrane through the aquaporins

2.A. Neither NaCl nor water can move across the cell membranes.

7 0
2 years ago
The flowchart below shows the three generations of a cross between a pea plant that has yellow pods and a pea plant that has gre
tresset_1 [31]

Hello. This question is incomplete. Also, you forgot to show the flowchart. The flowchart is attached below and the full question is:

The flowchart below shows the three generations of a cross between a pea plant that has yellow pods and a pea plant that has green pods. Green pods are the dominant trait. The flowchart is missing the labels that describe the traits.

In which squares should the phrase “Green pods” appear?

1.A and D  2.B and E  3.A,C and D  4.A,B,C,D and E

Answer:

3.A,C and D

Explanation:

As shown in the question above, the flowchart shows the crossing of a pea plant with dominant features (green pods - AA) and a pea plant with recessive features (yellow features - aa). The crossing between plants with AA and aa alleles generates a completely Aa population, which in this case, has the dominant characteristic, that is, it has green pods. This is because the "Aa" alleles are called heterozygous and develop the dominant characteristic.

As we can see in the flowchart, the crossing between the two pea plants generated an offspring that is identified by table C, as we know this offspring has green pods and in the flowchart it is represented by a grayish rectangle. Therefore, we can say that the other gray rectangles represent pea plants with green pods, which are rectangles A, C and D.

4 0
2 years ago
Cell bodies of sensory neurons may be located in ganglia lying outside the central nervous system. Cell bodies of sensory neuron
AlekseyPX

Answer:

True

Explanation:

Sensory neurons are the neurons present in the nerves which can convert the external stimuli into an electrical signal and can transmit the signals from the organs to the central nervous system.

The structure of sensory neuron in pseudounipolar that is at one end it has dendrites and another end transmits the signals to the CNS. The cell bodies  (nucleus) of these sensory neurons are located in the structures called ganglia located outside the CNS.

Thus, True is the correct answer.

7 0
2 years ago
Jet lag occurs when a person moves rapidly from one time zone to another, causing conflict between the body's biological rhythm
vova2212 [387]

Answer:

c) melatonin

Explanation:

Melatonin its a hormone formed by the pineal gland, which regulates an individual wake cycles and sleep. Jetlag alters the hormone function leading to an alteration with the body clock of the persom.

Jetlag is a sleep disorder common to those who travel swiftly over several time zones. It is not a permanent sleep disorder. Its due to the body's internal clock lacking sync with cues generated in a different time zone, Cues may be due to light exposure and how often the person eats.

A basic factor on ones internal clock is sunlight. It controls the regulation of melatonin which aid in synchronizing cells in the body.

Specific cells of the tissue at retina moves the light signals the thypothalamus.

At night, the hypothalamus signal to the pineal gland to produce melatonin. At daylight hours, the reverse is the case.

8 0
2 years ago
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