Questions and task on the subject Biology

Questions and task on the subject Biology

True or false? sedimentary rock is deposited in horizontal layers...

05.02.2023 04:00

3 answer(s)

DNA template strand 5'3'DNA coding strand 3'5'Assuming the double strand above is unwound, in which direction would the RNA polymerase move?a) 5' -> 3' along the template strand...

03.02.2023 14:00

3 answer(s)

fish frogs birds and monkeys all have an embryonic stage in which structures called pharyngeal slits appear on the sides of the throat. Based on this information, which of the foll...

03.02.2023 07:40

2 answer(s)

During which eon did Pangaea come together?A. HadeanB. ProterozoicC. PhanerozoicD. Archean...

01.02.2023 14:00

1 answer(s)

42. is the regulation of an organism’s internal environment tomaintain conditions needed for life. A. HomeostasisB. ReproductionC. Adaptation...

01.02.2023 02:00

1 answer(s)

Plll help asap A neutron strikes a plutonium-239 nucleus, starting a fission reaction. The products are a strontium-96 nucleus, a barium-140 nucleus, and some neutrons. How many...

30.01.2023 14:00

1 answer(s)

Why is butter white not other colors?...

29.01.2023 14:00

1 answer(s)

I extracted DNA from strawberry. I had to - Why did the DNA separate to the top after adding the isopropyl alcohol? - Does all of your food have DNA? Explain your reasoning. - Why...

27.01.2023 09:40

2 answer(s)

In some species of plants, mutations can cause a plant to have different patterns on their leaves, such as gold edges or whitestripes. Plants with different patterns grow to the sa...

27.01.2023 07:50

1 answer(s)

Draw comic strip should include an example of transcription (DNA to mRNA) and an example of translation (mRNA to amino acid, and include tRNA) as well as the location of both in t...

26.01.2023 15:10

2 answer(s)

A chain of repeating monomers to make a larger molecule...

26.01.2023 09:50

2 answer(s)

In an experiment, a scientist decides to study the effect of exercise on cholesterol levels in people. He studies two set of people—those who exercise every day for an hour and tho...

26.01.2023 07:30

3 answer(s)

Why can’t we live on planet Venus...

26.01.2023 02:30

2 answer(s)

Movement, Respiration, Sensitivity, Growth, Reproduction, Excretion and Nutrition What are the 2 most important life processes and why?...

25.01.2023 15:00

2 answer(s)

Two mechanisms that affect the genetic diveristy of bacterial population...

25.01.2023 04:50

1 answer(s)

An enzyme is specific. this means...

23.01.2023 14:00

3 answer(s)

Why does the atomic mass of an element differ from the atomic number? A. Atomic number consists of only the number of neutrons. Atomic mass also includes the number of protons. B....

22.01.2023 15:50

3 answer(s)

Select all of the following types of microscopes: Group of answer choices Electron TEM Magnifying Digital SEM Compound...

22.01.2023 14:00

3 answer(s)

1. What is the difference between a population, a community, and an ecosystem? 2. What is the difference between a niche and a habitat? 3. Why are the roles in different ecosyste...

21.01.2023 22:00

3 answer(s)

Hydras may reproduce by budding. In this process, a small polyp forms on an adult hydra, and then it leaves to become a new organism. Which observation would support the conclusion...

21.01.2023 21:20

1 answer(s)

When population growth increases in an area what is happening to the birth rate and age structure if that population...

21.01.2023 20:10

3 answer(s)

Which one of the following is NOT part of the Cell Theory? Group of answer choices The cell is the basic unit of life for living organisms All cells contain a nucleus All cells c...

21.01.2023 14:00

1 answer(s)

The principal energy-yielding pathway that involves the breakdown of glucose in the presence of oxygen is called...

18.01.2023 09:50

2 answer(s)

1. Explain why climate modelers can never be certain of their predictions:...

17.01.2023 02:50

1 answer(s)

A seed has alleles for color (yellow or green) and shape (round or wrinkled). How did Mendel's law of independent assortment describe how these traits were passed from parents to o...

11.01.2023 20:08

1 answer(s)

The pedigree shows the phenotypes for hair color in a family over four generations. In this pedigree, light hair color is the recessive allele, and dark hair color is the dominant...

09.01.2023 06:20

3 answer(s)

As human travel increases, the number of introduced species likely O decreases. O increases. O stays the same. O is eliminated....

06.01.2023 14:00

3 answer(s)

A grizzly bear survives because he is well-adapted to his environment. When he reproduces he passes on those traits to his offspring. This process is called?....

03.01.2023 23:10

3 answer(s)

Body temperature, along with the majority of factors within the body, are regulated by positive feedback loops....

31.12.2022 06:20

1 answer(s)

Scientists wanted to study the effect of water temperature on the swimming speed of goldfish. They set up an experiment in which they raised populations of goldfish in two differen...

30.12.2022 01:50

3 answer(s)

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