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Margaret [11]
3 years ago
9

Last one is social issues ... please help asap ❤️

Biology
1 answer:
sleet_krkn [62]3 years ago
7 0
Stem cell research is controversial because it involves ethical issues. This is due to the fact that scientists are literally using human embryos for their research, which may not resonate with one's moral/ religious viewpoint.
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What organisms need nitrogen to survive ​
Roman55 [17]

Answer:

Animals and plants need nitrogen to build amino acids in proteins, which are the building blocks of life. Unlike oxygen, nitrogen cannot be absorbed directly from the air by animals and plants.

Explanation:

6 0
3 years ago
Suppose the universe were completely empt except for one object a solid sphere moving through space at a speed of 100 lms what s
babunello [35]

Answer:

Straight line path.

Explanation:

Speed is the rate at which an object covers a particular distance. According to the question, the object was moving with constant speed, there is no change in the direction as well, This imply that the object is moving with constant velocity.  No external forces applied on the object. Therefore the object is moving on a straight line path.

7 0
3 years ago
Read 2 more answers
Compared to the amount of genetic information
miskamm [114]

Answer:

c. One half as much.

Explanation:

The amount of genetic information contained in a normal human sperm cell (23 chromosomes) is one-half as much the information contained in a normal human body cell (46 chromosomes). Sperm cells are produced during meiosis, a specialized division process that <u>reduces the number of chromosomes in half</u>, generating haploid daughter cells.

3 0
3 years ago
In fruit flies, the allele for white eyes is recessive to the allele for red eyes. In a generation of fruit flies, 45 males with
Aleksandr [31]
1 is C - see first attachment. Genotypes with Y's represent males, and big R represents red eyes, while little r represents white eyes. For example XRxr is a heterozygous (red-eyed) female, and XrYr is a homozygous white-eyed male.

2 is B because the absence of functional proteins and some ribosomes due to the mRNA strand is not as detrimental as the loss of the entire cell.

3 is B. (The insertion of 3 base pairs into a genetic sequence is the length of a single codon, meaning that only one amino acid in the entire polypeptide was added) 

7 0
3 years ago
Which of the following correctly matches the equilibrium receptor organs to the type of equilibrium it monitors?
Anarel [89]

Answer:

The correct answer is option B. maculae/ static equilibrium.

Explanation:

Maculae are mechanoreceptors present inside the saccule and utricle specialized for the static equilibrium detecting. Maculae use hair cells to find out the movements of the otolithic membrane occurs, which is the surrounding membrane of the macula.

The sense of the position of the head to determine the stability and posture is static equilibrium and it is determined by the maculae.

Thus, the correct answer is option- B. maculae/ static equilibrium.

5 0
3 years ago
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