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Natalija [7]
3 years ago
12

Why do you need a microscope to determine if something is living?

Biology
1 answer:
Sedaia [141]3 years ago
4 0

Answer:

67

Explanation:

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The fertilization of ovules from Plant Q by pollen from Plant R results in the production of seeds. What percent of the genes in
blagie [28]

Answer:

The correct answer is - option A. 0%

Explanation:

The zygote formation or fertilization in flowering plants occurs by the fusion of pollen of one plant with the ovum of another plant of the same species normally. This process includes the exchange of an equal amount of the genetic contribution from both plants.

The egg cell of the mother is responsible for the mitochondria and chloroplast of the progeny so the percentage of chloroplast genes provided via Plant R is 0% as ovum and egg cell comes from only plant Q.

percentage of chloroplast gene inherited from R plant is a)0%

3 0
3 years ago
A client with atrial fibrillation, who does not respond to conventional treatment measures and who is not a candidate for cardio
Evgesh-ka [11]
The answer is the Maze Procedure
3 0
3 years ago
How do researchers hope to understand healthy aging by the study of proteins?
nataly862011 [7]

Answer:

Of course, you could scan their driver’s license or look for signs of facial wrinkles and gray hair. But, as researchers just found in a new study, you also could get pretty close to the answer by doing a blood test.

Woman looking at herself in mirror That may seem surprising. But in a recent study in Nature Medicine, an NIH-funded research team was able to gauge a person’s age quite reliably by analyzing a blood sample for levels of a few hundred proteins. The results offer important new insights into what happens as we age.

Explanation:

For example, the team suggests that the biological aging process isn’t steady and appears to accelerate periodically — with the greatest bursts coming, on average, around ages 34, 60, and 78

7 0
3 years ago
For a lab assignment, you are presented with a fungus and are asked to observe and draw conclusions about its reproductive cycle
vlada-n [284]
According to the observation, I would conclude that the fungus has asexual form of reproduction.  This is because asexual spores germinate and produce new hyphae anytime and anywhere as long as the conditions are favorable. Sexual pores on the other hand need a time of dormancy after the are formed before they produce more hyphae.
4 0
3 years ago
Read 2 more answers
The reticular activating system is a component of the brainstem involved in: Please choose the correct answer from the following
juin [17]

Answer:

Option 2, Arousal

Explanation:

Reticular activating system (RAS) or the  ascending arousal system consists of nuclei and tracts and is involved in the regulation of wakefulness, sleep aspects and arousal.  

RAS is located in the mesopons and interacts with the basal forebrainand thalamocortical systems.  It activates the cerebral cortex and thereby maintain the consiusness. The neurons located at the pontomesencephalic junctionparticipates in this activity of arousal.  

Hence, option 2 is correct

5 0
3 years ago
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