Answer:
B)Metaphase
Explanation:
During metaphase, the nuclear membrane disappears and the chromosomes become aligned half way between the centrioles.
Answer:
Prophase
Explanation:
D
Why did the accepted scientific theory of the solar system change from a geocentric model with Earth in the center to a heliocentric model with the Sun in the center?
Question 2 options:
A: Because over time the Sun's position changed
B: Because over time the Earth's position changed
C: New evidence and observations changed our understanding of the solar system
D: New planets formed in between the Sun and Earth
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Which of the following is true about pea
plants?
A. They produce a small number of offspring.
B. They produce asexually.
C. Their female parts can be artificially pollinated.
D. They don't have many contrasting characters.
The statement true about pea plant are as,
They produce a small number of offspring.Their female parts can be artificially pollinated.What is artificial pollination?The pollination which is carried by human is called artificial pollination.It is used to pollinate plants when natural pollination is insufficient and undesirable.The artificial pollination consider as mechanical technique.There is no requirement of insect and weather.The example of plant in which artificial pollination can occur is kiwifruit.To learn more about artificial pollination here.
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As humans continued to burn more and more oil and natural resources what has happened
to the world's carbon dioxide output?
Answer:
Global warming 100% one of them. And Air pollution.
Explanation:
Good luck
A prospective groom, who is not affected by cystic fibrosis (CF), has a sister with cystic fibrosis, an autosomal recessive disease. Their parents are also not affected. The brother plans to marry a woman who has no history of CF in her family. What is the probability that they will have a child with CF? They are both Caucasian and the overall frequency of CF in the Caucasian population is 1/2500 - that is, 1 affected child per 2500 (assume the population meets the Hardy-Weinberg assumptions).
Answer: In punnett square number 1, we see the cross between AA and aa, and the result is 100% Aa individuals, so there is 0% chances of haveing a child with CF. In punnett square number 2, we see the cross between Aa and aa and there is 50% chances of having a child with CF (aa genotype).
p = 0.98
q = 0.02
p² = 0.9604
q² = 0.0004
2pq = 0.0392.
Explanation:
Due to technical difficulties, the explanation has been attached as a word document.
PLEASE ANSWER ASAP
Which of the following statements accurately describe a chromosome? Select all that apply.
a. Chromosomes contain one long DNA molecule that is tightly wound
b. Every chromosome has many genes as each gene is one segment of DNA
c. Every chromosome has one gene as an entire DNA makes up a gene
d. In any given organism, the gene(s) found on one chromosome can also be found on other chromosomes.
Answer:A
Explanation:
The statements that accurately describe a chromosome are:
a. Chromosomes contain one long DNA molecule that is tightly wound.
b. Every chromosome has many genes as each gene is one segment of DNA.
d. In any given organism, the gene(s) found on one chromosome can also be found on other chromosomes.
What is a chromosome?A chromosome can be defined as a thread-like linear strand of deoxyribonucleic acid (DNA) that is typically found in the nucleus of each cell.
The characteristics of a chromosome.In Genetics, some of the characteristics of a chromosome include the following:
Chromosomes is made up of a long deoxyribonucleic acid (DNA) molecule that is tightly wound.Every chromosome consist of many genes as each gene is a single segment of deoxyribonucleic acid (DNA).In any given organism, the gene(s) that is found on a chromosome can also be found on other chromosomes.Read more on chromosome here: https://brainly.com/question/1262952
Ecosystems can stay stable for hundreds of years, but loss of resources or addition of disease can quickly change the dynamics of said ecosystem.
True
OFalse
Which of the following are the main parts of the cardiovascular system?
A. thymus, lymph, lymph nodes, spleen, and tonsils
B. esophagus, stomach, small intestine, and large intestine
C. nose, pharynx, larynx, trachea, and lungs
D. heart, arteries, capillaries, and vines
Pls, help! I am currently taking a test with this question on it! I will mark brainliest if u are correct!
(D)
HEART,ARTERIES,CAPPILARIES,AND VINES
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