Master Biology with Fun Quizzes & Brain Teasers!

If the genotype for a trait is hybrid, the trait expressed will be a reccessiveb dominantc purebredd honozygous
1 Answer
If two identical fragments of DNA are cut with the same restriction enzyme and then loaded into separatewells in a gel for electrophoresis, would you expect the banding pattern to be the same or different? Explainyour answer.
1 Answer
In pea plants, the tall gene (t) is a dominant and the short gene (t) is a recessive. two tall pea plants were crossed. one of the offsprings plant was short (tt) the tall plant must've been
1 Answer
Basic body color for wolves is influenced by several genes, one of which has several different alleles. Two of these alleles-white coat and black coat-display incomplete dominance. A wolf is heterozygous for these two alleles displays a gray coat. Is it possible to produce a line of pure-breeding gray wolves? Why or why not?Incomplete dominance: blended traits
1 Answer
Choose the option that best describes nucleotide pairing in dna.*
1 Answer
What is the function of cyclin and cdk? what would happen if they become damaged?
1 Answer
!will give brainliest! select the topics an epidemiologist would study.public healthbiologygeosciencebiostatisticsphysicschemistry
1 Answer
Why is 60 degrees north the earliest sunrise on june 21.
1 Answer
After living in detroit for a year, mia became interested in weather forecastingmia checked the barometer one afternoon in the spring. she recorded the barometric pressure every hour so that she could predict the weather thatevening, and she noticed something was changingbarometric pressuretime ofdaybarometric pressure in inches (inhg)12:00 pm29.951:00 pm29.922:00 pm29.903:00 pm29.854:00 pm29.875:00 pm29.796:00 pm29.72i lsing her findings what would mia likely predict about the weather that evening?
1 Answer
For humans, long needles are more favorable, because they allow more room for hanging ornaments. Describe the genotypes of two parents that would give scientists the best chance for producing "baby" trees that possess the long-needle trait. Use a Punnett square as evidence for your description
1 Answer
The table shows the breed and numberof cats for sale at a pet shop.Breed NumberPersian 3Siamese 4Himalayan 10Burmese 3A customer will choose one cat to buy at random. Based on the data in the table, which statement is true?
1 Answer
Compare and contrast keplers laws
1 Answer
Identify the steps of the lytic cycle. (label 1-5)The pieces made in replication are assembled to complete the new virus particles. The new viral nucleic acid and viral proteins are replicated. The virus attaches to the host cell. The original virus releases a protein that causes the cell wall to burst (lysis), killing the cell and releasing viruses. The hosts DNA is disassembled and the virus takes over the cells metabolic activity
1 Answer
How might a cell use a combination of proto-oncogenes and tumor suppressor genes to regulate cell division? Under what conditions might a cell want to divide faster?
1 Answer
What is problematic about the way that people tend to contrast girls soccer and football
1 Answer
Units of distance on a computer's screen are measured in microns.truefalse
1 Answer
During the spring of 2015, it was predicted that the number of chipmunk babies born increased by 20%. Data collected through observations confirmed this prediction. Chipmunks were seen scurrying all over the forest. The availability of berries and flowers will vastly decrease. The population of Red-Tailed Hawks will increase. The amount of grass will decrease. The bears will move out of the area, decreasing their numbers
1 Answer
If you have 1 million base pairs of random dna and you have an enzyme that cuts at the sequence agatct, how many enzymes sites would you predict to find within the 1 million bases?
1 Answer
A single S. Aureus cell gets into a wound on your foot. S. Aureus divides by binary fission approximately once every 30 minutes. a. Thirty minutes after the initial infection, how many S. Aureus cells will be present?b. In 1 hour, how many S. Aureus will be present?c. In 12 hours, how many S. Aureus will be present?
1 Answer
The absorption process in the kidneys depends on the _____ between the medulla and the filtrate. A. uric acidB. cortexC. concentration gradientD. Henle-Koch Postulates
1 Answer
What do temperature, wind and rain have in common?
1 Answer
The majority of total daily energy expenditure (TDEE) is devoted to attributable to basal metabolic rate (BMR), the amount of energy spent to meet the body's basic ________ needs when it is at rest
1 Answer
Step 6: Measure the Number and Height of the Plants at the Endof Week 3In this sixth step, you will measure the number and height How many blades of grass are there in your randomof the plants in your quadrat at the end of week 3. Clicksample area?your quadrat to get a closer lookExperimental QuadratControl QuadratCalculate the estimated number of blades in yourquadrat Recall that nine wooden trames itinaquadrat
1 Answer
Both dolphin and human embryos have nostrils in the front of their faces between theeyes. This indicates that. - Mammals have a common ancestor- Dolphins and whales live in the ocean- It is a coincidence that they look similar- Both dolphins and humans have noses
1 Answer