Biology Cellular Respiration L
v2.55 · 51.6 MB · code 255
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File information
UpdatedDec 21, 2022
PublishedDec 21, 2022
Packagecom.firstclassstanding.cellular_respiration
Versionv2.55 (255)
Size51.6 MB
MD592a225142943880a58755e23a7ebd0c4
Min SDK15
ABIsx86, x86-64, armeabi-v7a, arm64-v8a
Malware scanTRUSTED
Signature SHA157:F8:12:BF:F9:B1:7E:D7:81:FE:31:4E:A8:05:BA:F8:2E:40:CD:7A
SignerCN=Peter Simpson, OU=Unknown, O=FCS, L=Quebec, ST=Unknown, C=CA
Total downloads10,000
This version10,000
DeveloperFirst Class Standing
Age ratingEveryone
What's new in v2.55
Bug fixes.
Security scan
TRUSTED
- Developer signature verified 2022-12-21
- Scanned for malware 2022-12-21 03:58:21
- Signature SHA1 57:F8:12:BF:F9:B1:7E:D7:81:FE:31:4E:A8:05:BA:F8:2E:40:CD:7A
- File MD5 92a225142943880a58755e23a7ebd0c4
How to install Biology Cellular Respiration L v2.55 on Android API 15+
Takes about 2 minutes. You'll need roughly 51.6 MB of free storage.
- Grab com.firstclassstanding.cellular_respiration_255.apk — hit the Download button above (51.6 MB). If your browser warns about APK files, choose Keep or Download anyway — that warning fires on every APK, not just this one.
- Trust your browser to install — on Android 8+ go to Settings → Apps → Special access → Install unknown apps, pick the app you downloaded with (Chrome, Firefox, Files, etc.), and flip Allow from this source. On older Android, toggle Unknown sources under Security.
- (Optional) Verify the file — compute the MD5 of the downloaded APK and make sure it matches 92a225142943880a…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find com.firstclassstanding.cellular_respiration_255.apk in your Files app under Downloads, then tap it. Android's package installer will appear.
- Check the signer — the install screen will name the publisher. For this build it should read CN=Peter Simpson, OU=Unknown, O=FCS, L=Quebec, ST=Unknown, C=CA. If it doesn't match, cancel — you have the wrong file.
- Review permissions & tap Install — scroll the permission list, then confirm. If Play Protect flags it, tap Install anyway (this APK was scanned as TRUSTED).
- Done — open Biology Cellular Respiration L — tap Open on the install screen, or find the Biology Cellular Respiration L icon in your app drawer (this build targets x86/x86-64/armeabi-v7a/arm64-v8a devices).
Common install errors for Biology Cellular Respiration L
- "App not installed" — usually means an older or differently-signed version is already on your device. Uninstall it first, then retry. Your data may be lost unless you back it up.
- "Parse error" — the APK is for a newer Android than yours. This version needs Android API 15 or later. Pick an older build from the versions list below.
- "There was a problem parsing the package" — the download was interrupted. Delete the file and re-download over Wi-Fi.
- Works on one phone but not another — this build ships x86/x86-64/armeabi-v7a/arm64-v8a native code. Devices with a different CPU will reject it.