Recent questions in Biology

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2. Scientists use seismic waves to study inner Earth. A. How are seismic waves formed? (2 points) B. What are two characteristics of P waves? (2 points) C. What are two characteristics of S waves? (2 points)

Tranquil Tarn asked Nov 17, 2024

by Tranquil Tarn

7.8k points

2 answers

1 vote

40.7k views

Did lowering the nutrient level from 0.075 ppm to 0.015 ppm cause the reef system to return to its “normal” state? Save the relevant graphs. Describe the evidence.

Xhinking asked Nov 17, 2024

by Xhinking

8.1k points

1 answer

5 votes

203k views

What is the characteristic of a single cell that divides to form layers? 1) Omnipotent 2) Multipotent 3) Pluripotent 4) Unipotent

Adrien Arcuri asked Nov 17, 2024

by Adrien Arcuri

7.8k points

1 answer

2 votes

226k views

Which of the following is true about T-cell receptors? a. They are highly specific. b. They are secreted after a T cell has been activated. c. They are comprised of 4 chains. d. They can be expressed as

John Yang asked Nov 17, 2024

by John Yang

8.2k points

1 answer

0 votes

184k views

How is commitment defined by Marcia? a.A period of exploring alternatives b.A foreclosure of possibilities c.Personal investment in identity d.A moratorium from responsibility

Oligopol asked Nov 17, 2024

by Oligopol

7.5k points

1 answer

1 vote

22.1k views

In the adult spinal cord, to which vertebrae does the subarachnoid space extend? 1) S1 2) S2 3) S3 4) S4

MCP asked Nov 17, 2024

by MCP

7.9k points

1 answer

5 votes

144k views

Find the age of the mammal hide to the nearest year. A farmer in China discovers a mammal hide that contains 71% of its original amount of C-14. The decay formula is given by N = Noe^(-kt), where N is

Prasoon Tiwari asked Nov 17, 2024

by Prasoon Tiwari

7.8k points

1 answer

1 vote

48.1k views

In the 16th century a father-and-son team, by the name of ______________, produced a compound microscope consisting of a simple tube with lenses at each end?

Rnrneverdies asked Nov 17, 2024

by Rnrneverdies

7.9k points

1 answer

5 votes

85.6k views

I need help getting to know the parent’s and offspring’s genotype and phenotype and also how to do it on a punnet square

Harvard asked Nov 17, 2024

by Harvard

8.1k points

1 answer

1 vote

181k views

Consider the same partial diploid from Question 3 (lacI+ O+ lacZ+ lacY-/lacIS Oc lacZ- lacY+). Under what conditions will this strain make permeate? A. only when lactose is present B. constitutively C.

Ariel Cabib asked Nov 17, 2024

by Ariel Cabib

8.3k points

1 answer

1 vote

61.8k views

In chemical reactions, what are two factors that may prevent a collision from producing a chemical reaction? a) High temperature and low pressure b) Low temperature and high pressure c) High temperature

Serkan Yersen asked Nov 17, 2024

by Serkan Yersen

8.2k points

1 answer

2 votes

59.8k views

What is the significance of self-pollinating plants, and how does it relate to offspring production?

Bobjandal asked Nov 17, 2024

by Bobjandal

7.4k points

1 answer

3 votes

3.4k views

timothy weighs exactly 100 points. after swimming at the beach all day, will his weight increase, decrease, or stay the same? why?

Hofmn asked Nov 17, 2024

by Hofmn

8.0k points

1 answer

4 votes

79.8k views

which step of the cross bridge cycle is mediated by the atpase function of myosin, wherein atp is hydrolyzed to adp and pi

Abdulkadir NURKALEM asked Nov 17, 2024

by Abdulkadir NURKALEM

8.0k points

1 answer

3 votes

91.5k views

The most basic level of language, which includes routine responses such as prayers or curse words, is called: A) Subconscious language B) Primal speech C) Idiomatic language D) Reflexive communication

Abaelter asked Nov 17, 2024

by Abaelter

7.8k points

2 answers

0 votes

90.2k views

What is the difference between fraternal and identical twins? And how do other multiple births occur? 510 (DO

AaronJAnderson asked Nov 17, 2024

by AaronJAnderson

8.5k points

1 answer

2 votes

8.1k views

Which of the following categories includes all others in the list? a) Birds b) Mammals c) Reptiles d) Vertebrates

Kurtis Rader asked Nov 17, 2024

by Kurtis Rader

8.2k points

1 answer

2 votes

21.4k views

If Y- is a negative ion With inside concentration of 1 M And outside concentration of 0.1 M What is the direction of the Chemical force due to this concentration gradient ? What is the strength of this

Nazima asked Nov 17, 2024

by Nazima

7.2k points

1 answer

2 votes

35.0k views

Members of phylum Rotifera are single-celled organisms. A) True B) False C) Only during specific life stages D) Depends on environmental conditions

SubGothius asked Nov 17, 2024

by SubGothius

8.2k points

1 answer

4 votes

141k views

Which cellular organelle is involved in breaking down potentially toxic intracellular molecules and participates in nerve cell myelin sheath development? a) Ribosomes b) Peroxisomes c) Golgi Apparatus

Sagar Patel asked Nov 17, 2024

by Sagar Patel

8.1k points

1 answer

0 votes

4.0k views

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