1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Savatey [412]
3 years ago
11

How many half-lives occur in 4 hours? A. 1 B. 2 C. 3 D. 4

Biology
1 answer:
Solnce55 [7]3 years ago
3 0
I believe the answer is C
You might be interested in
Is oxygen bubbles/gas reactant or product?
Andrej [43]

Answer:

i think bubbles tbh

Explanation: oxygen, carbon dioxide and hydrogen produces bubbles

5 0
2 years ago
Read 2 more answers
In this micrograph depicting the bladder wall, where would stored urine be found?
Viefleur [7K]
I would say within the space C

(A) cells are the transitional epithelium cells, there resist to the acidity of the urine. It protects smooth muscle cells (B) responsible for the bladder contraction and the release of the urine by the urethra.
the C space represents the intern cavity of the bladder where the urine is supposed to be stored waiting for the micturition (urination).
8 0
3 years ago
Part A If you want to affect chromatin packaging, which amino acid could you mutate to affect both histone acetylation and methy
attashe74 [19]

Answer:

Lysine

Explanation:

lysine residues on the histone tails of the octamer cn be activated by both acetylation and methylation patterns to influence accessibility or silencing of the genes respectiviely. for example, acetylation of H3K27 (histone 3 lysine residue 27) brings about a region of active chromatin allowing access to transcription activity while its trimethylation  will cause silencing of the associated gene at that particular area (no expression of that gene)

5 0
3 years ago
A population of mice has black or brown hair. The gene for black hair color (B) is dominant over brown (b). If 16% of the mice a
astraxan [27]
If B and b are the two alleles , B + b = 1 and B ^2 +2 Bb + b ^2 = 1.

If 16% of mice are homozygous black , B ^ 2 =0 .16, meaning B = 0 .4 and b = 1 - 0. 4 = 0 .6 .
Answer = Notice how you don't even need to know that 24% of the mice are heterozygous .
6 0
3 years ago
Suppose a species lived in an environment that changed very little over millions of years. Which theory about how fast evolution
hjlf

Gradualism is referred to the theory about how fast evolution occurs in this type of species.

<h3>What is Gradualism?</h3>

This type of evolutionary changes occurs gradually and not in large steps or volume.

This however explains why the species had very little changes for a very long time as a result of the environment being best suited for them.

Read more about Gradualism here brainly.com/question/20463574

#SPJ1

4 0
2 years ago
Other questions:
  • An organism that reproduces asexually will have
    12·2 answers
  • What happens during interphase?<br> Apex
    8·2 answers
  • Explain what convection currents are. Where in earth’s interior do these occur (be specific)? What effect do convection currents
    10·1 answer
  • A direct visual examination of the mucous membrane lining of the sigmoid colon is a diagnostic procedure called:
    6·1 answer
  • Do brain cells live longer than all of the cells in your body
    15·1 answer
  • How are the chicken wing and human arm similar, different, and how they are adapted to allow the organism to survive in their en
    11·1 answer
  • This map shows the geographic distribution of different tidal cycles along some Earth's coastlines. Areas experiencing
    13·1 answer
  • Cuál es el órgano más grande el sistema nervioso que regula el equilibrio del cuerpo y controla los movimientos
    14·2 answers
  • Andrew noticed Michael and his pregnant wife Georgette walking down the street and drove his car very close to Michael, and honk
    8·1 answer
  • Complete each sentence regarding the bones of the lower extremity. Then place the sentences in order, based on the bones, from p
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!