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Vitek1552 [10]
3 years ago
11

Question 4 (Multiple Choice Worth 3 points)

Biology
2 answers:
Artemon [7]3 years ago
7 0
C sounds the best to me
Sophie [7]3 years ago
5 0

Explanation:

plasmid transformation is the answer.

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​The urethra carries urine outside of the body, and the corpus cavernosum carries sperm outside of the body. true false
Elina [12.6K]

Answer: False

Explanation:

The urethra is a tube which runs from the bladder to the end of the penis. It functions by carrying the urine and semen outside the male body.

Urethra is made of two components. Prostatic urethera is the part that runs from the bladder through the prostrate.

The penis is only organ which carries both the fluids out of the body.

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3 years ago
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sesenic [268]
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Northern flickers are woodpeckers of the eastern United States. Males, but not females, have black feathers that resemble a mous
jek_recluse [69]

Answer:

This suggests that the moustache is a releaser for aggression.

Explanation:

<em>Fixed action patterns</em> are instinctive programmed responses in different species that are triggered by a specific external sensory stimulus. These stimuli are called sign stimuli or releaser. When the sign occurs, the animal starts a sequence of acts in response to the stimulus and continuous until the series of actions is completed.

The black feathers resembling a mustache in a <em>Northern flickers</em> male are an external sensory stimulus. This trait that can provoke another male to respond aggressively, as a f<em>ixed action pattern</em>.  

This trait might be considered as an <em>unconditioned stimulus</em>, which <em>provokes an unlearned or reflex reaction</em>. These aggressive responses are triggered by reflex.

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3 years ago
What is pollination? Identify three ways pollen can be transferred. How is cross-pollination different
Stells [14]

Answer:

The transfer of pollen to a stigma, ovule, flower, or plant to allow fertilization. It can be transferred by things that feed from what has pollen. Self-pollination occurs when the pollen from the anther is deposited on the stigma of the same flower, or another flower on the same plant. Cross-pollination is the transfer of pollen from the anther of one flower to the stigma of another flower on a different individual of the same species.

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2 years ago
What's the equation to population density
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To calculate the population density, you will divide the population by the size of the area. Hope I helped!

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3 years ago
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