03/10/23

Cell division biology
How can you tell which cell phase is the longest or shortest?I know that prophase is the longest but I don't know how to identify or why that is the case.
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07/22/22

Which of the following statements about chemical bonds is TRUE?

Ions (such as Na+ and Cl-) are held together by ionic bonds.Covalent bonds form when electrons are transferred between ions.Water molecules are held together by ionic bonds.Hydrogen bonds are very... more
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07/15/22

Differences between Bryophyte life cycle and Angiosperm

A) List the two differences between the life cycle of an angiosperm and that of a bryophyteB) How has each difference affected the relative success of these two groups on land?
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07/10/22

Research. work.
Discuss the evolution of CAM phsiology
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04/26/22

How do I integrate two separate large raw data tables with the same variables into one large?
I have two tables showing the concentration of a substance over time, in which the beaker are shun with various colors. The lab is done in six trials. As you see the two tables are structured... more
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02/01/22

What are the enzymes that catalyze anaplerotic reactions that provide the necessary amounts of oxaloacetate?
a. isolate lyasesb. pyruvate decarboxylase, PEP carboxylasec. Asp aminotransferased. PEP carboxykinase, PEP carboxylase, pyruvate carboxylasee. PEP carboxykinase, PEP decarboxylase, pyruvate kinase
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12/02/21

A(n) _____ is a spur-of-the-moment question. Fill in the blank(s) with correct word .
The electrons lost by the chlorophyll A molecule in the reaction center of the Photosystem II are immediately ___________________ with two electrons released in the _____________________ or... more
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09/20/21

plant bio question

What flower traits result in each of the 4 main types of fruit: Simple, Aggregate, Multiple and Pomes
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08/17/21

Ompare each of the characteristics of each hierarchical level of organization and what defines them
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06/12/21

biology punnett

5a) Red roan hair colour in some horses is due to codominance of the white allele and the red allele. If a red roan horse mates with a white horse, indicate the genotypic and phenotypic ratios that... more
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06/08/21

Cross a female with blood type A and a male with heterozygous B blood type. Complete ratios (phenotypic and genotypic)
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06/01/21

Biology- genes unit
Why does meiosis need two nuclear divisions to produce four haploid cells from a single diploid nucleus? 
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05/30/21

Regardless of which kingdom an organism is in, all living organisms are made from the same four nitrogenous bases.
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05/19/21

CELL DIVISION ( MEIOSIS AND MITOSIS)
What is the chromosomal number of each daughter cell produced at the end of meiosis I and II if the number of chromosomes in somatic cells is 24 ??PLEASE HELPP ME!!😭😭😭
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05/12/21

Please help me on how to do Science DNA punnett squares!
How do you do DNA punnett squares? My science teacher showed me an activity we all have to do but he never really explained it so I'm confused. What I know so far is the fact that Dominant alleles... more
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05/12/21

Please help me on how to do Science DNA punnett squares!
How do you do DNA punnett squares? My science teacher showed me an activity we all have to do but he never really explained it so I'm confused. What I know so far is the fact that Dominant alleles... more
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05/07/21

How can we apply biology in our daily life
How can we apply biology in our daily life
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05/06/21

AP Bio genetics question? A man and a woman who are both heterozygous for blood group A decide to produce four children.

A man and a woman who are both heterozygous for blood group A decide to produce four children. a. What are the possible phenotypes of these children? b. What are the possible genotypes of these... more
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05/06/21

If a dog cell had 78 chromosomes, how many chromosomes would the cell have after mitosis?
I already know that the dog cell would have 39 pairs of homologous chromosomes. I am looking specifically for the amount of chromosomes it would have after going through mitosis.
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05/05/21

Biology grade 12
If two pea plants are crossed and the F1 offspring includes one homozygous tall pea plant, what are the phenotypes and genotypes of the parents?
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05/04/21

Replicate the DNA ATCTTGCAAAGGCT?
I need to know if it’s ACTGACTTAGCTAG or TAGAACGTTTCCGA or TAGAATGCTAAGCC or GCATATCCTTATTT please!!!
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04/30/21

Copy and complete Table 3. Compare the chromosome number in the organisms before, during, and at the end of meiosis. Indicate whether the chromosome number is haploid or diploid.
^^ this is the table
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04/27/21

Some protists are more closely related to animals, plants, or fungi than they are to each other. What does this suggest about the classification used for members in this kingdom?
I’m a little stuck with this question... we learned about protists today, and i’m not sure how to answer this question.
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04/27/21

INHERITANCE AND PROBABILITY PENNY LAB PLEASE HELP ME
In genetics, when we are trying to figure out how traits may be passed from parents to offspring, probability is an important consideration. If we know a little bit about the trait we are studying,... more
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03/06/21

MATLAB Help Please
Please help with how to use MATLAB to solve 1b and 1c:Suppose that the distance of fly balls hit to the outfield (in baseball) is normally distributedwith a mean of 250 feet and a standard... more
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