Biology

I'm a 14 year old male with inverted nipples

Hi, I have had inverted nipples for my whole life, and they only slightly come out when I go into extreme temperatures, if I were cold, and jumped into a hot shower, they would slightly come out, then

Why is Evolution make no sense at all

Ive never understood how anyone could look at the beauty of a giraffe, and say, “evolution did this.” No, God did that! Or how anyone could look at the majesty of a tiger, and say, “evolution did this

What is the function of the poly A tail of a mRNA

A) It has no particular function, it is probably an evolutionary anomaly B) It allows the ribosomes to recognize front and end of the mRNA C) It signals that the RNA is NOT part of a virus D) Answer C

Can someone clarify DNA's semi-conservative replication

I know there is one old and one new strand. But is the old one the SAME one or is the old one replicated again? Im very confused. Please help. Thanks. Easy 10 points!-DNA is a double helix. When re

Please help me with some lab bio multiple choices

1）Oxygen began to enter the atmosphere of the early Earth as a result of 1. bubbles bursting at the surface of the oceans. 2. photosynthesis by cyanobacteria. 3. volcanic eruptions. 4. endosymbiosis o

If someone is cloned, are both psychologically the same person or not

For example, if I were to clone a terrorist, would both copies be a terrorist to the same degree?Or would they have completely different traits?Id assume the environment would change them (if they liv

The 22 autosomal pairs of chromosomes don't have x and y, right

Do they follow the same replication as the sex cells (gametes)? Thanks. Easy 10 points!-No, they do not. The 23rd chromosome determines sex based on XX (female) or XY (male). These are called the sex

Scientists, what are 'the deets' on evolution

I was just wondering if you could fill me in on some stuff, like uh, I guess mostly I want a kind of brief description, and the conditions/components of DNAs creation and stuff. Thanks!-Your question

Do all mammals have social bonds

Mammals naturally care for their young so do they maintain social bonds or even societies?-Not necessarily. Bears, for example, do not maintain social bonds, and generally dont seem to like each other

Which gender of bee carries the stinger

Which gender of humming bee carries the stinger? It has been far too long since high school biology class that I have forgotten.:-( Thanks.-Female-im with you on the far too long since biology class

Does glycolysis, krebs, and etp make 36 or 38 ATP

one of my books says 36, and one says 38. can someone clarify for me please?-There are 34 made in the electron transport chain, 2 made in glycolysis, so you do get 36 ATP. However you also get 2 molec

How much bigger will my boobs be

ok i am starting to listen to that ring tone that makes your boobs bigger if you listen to it 20 times a day for 10 days how much bigger will they get im a c36 now but how much bigger-They grow about

Help with Hardy-Weinberg! Already did the work, just need someone to check.

Sorry there is so much. I already answered them i just need someone to check. Thanks so much. In a population of red (dominant) and white flowers, the frequency of red flowers is 91%. What is the fr

In disruptive selection, two distinct types exist. Are they still considered one species and can interbreed

Yes. Its just the intermediate phenotype that is eliminated;their species has not changed.

Anyone good at Ap bio

This is NOT any homework or anything, so please dont assume. My AP exam is coming up and Im doing all I can to prepare, and I was reviewing some of my book today and seem to be stuck on these few ques